20135504560

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{199}}^1\times {\mathrm{433}}^1$

素因数の和:795

約数の個数: 160

約数和(自身を含む): 49596825600

約数和(自身を除く): 29461321040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 127, 184, 199, 230, 254, 368, 398, 433, 460, 508, 635, 796, 866, 920, 995, 1016, 1270, 1592, 1732, 1840, 1990, 2032, 2165, 2540, 2921, 3184, 3464, 3980, 4330, 4577, 5080, 5842, 6928, 7960, 8660, 9154, 9959, 10160, 11684, 14605, 15920, 17320, 18308, 19918, 22885, 23368, 25273, 29210, 34640, 36616, 39836, 45770, 46736, 49795, 50546, 54991, 58420, 73232, 79672, 86167, 91540, 99590, 101092, 109982, 116840, 126365, 159344, 172334, 183080, 199180, 202184, 219964, 233680, 252730, 274955, 344668, 366160, 398360, 404368, 430835, 439928, 505460, 549910, 581279, 689336, 796720, 861670, 879856, 1010920, 1099820, 1162558, 1264793, 1378672, 1723340, 1981841, 2021840, 2199640, 2325116, 2529586, 2906395, 3446680, 3963682, 4399280, 4650232, 5059172, 5812790, 6323965, 6893360, 7927364, 9300464, 9909205, 10118344, 10943209, 11625580, 12647930, 15854728, 19818410, 20236688, 21886418, 23251160, 25295860, 31709456, 39636820, 43772836, 46502320, 50591720, 54716045, 79273640, 87545672, 101183440, 109432090, 158547280, 175091344, 218864180, 251693807, 437728360, 503387614, 875456720, 1006775228, 1258469035, 2013550456, 2516938070, 4027100912, 5033876140, 10067752280, 20135504560]

約数ペア:

[(1, 20135504560), (2, 10067752280), (4, 5033876140), (5, 4027100912), (8, 2516938070), (10, 2013550456), (16, 1258469035), (20, 1006775228), (23, 875456720), (40, 503387614), (46, 437728360), (80, 251693807), (92, 218864180), (115, 175091344), (127, 158547280), (184, 109432090), (199, 101183440), (230, 87545672), (254, 79273640), (368, 54716045), (398, 50591720), (433, 46502320), (460, 43772836), (508, 39636820), (635, 31709456), (796, 25295860), (866, 23251160), (920, 21886418), (995, 20236688), (1016, 19818410), (1270, 15854728), (1592, 12647930), (1732, 11625580), (1840, 10943209), (1990, 10118344), (2032, 9909205), (2165, 9300464), (2540, 7927364), (2921, 6893360), (3184, 6323965), (3464, 5812790), (3980, 5059172), (4330, 4650232), (4577, 4399280), (5080, 3963682), (5842, 3446680), (6928, 2906395), (7960, 2529586), (8660, 2325116), (9154, 2199640), (9959, 2021840), (10160, 1981841), (11684, 1723340), (14605, 1378672), (15920, 1264793), (17320, 1162558), (18308, 1099820), (19918, 1010920), (22885, 879856), (23368, 861670), (25273, 796720), (29210, 689336), (34640, 581279), (36616, 549910), (39836, 505460), (45770, 439928), (46736, 430835), (49795, 404368), (50546, 398360), (54991, 366160), (58420, 344668), (73232, 274955), (79672, 252730), (86167, 233680), (91540, 219964), (99590, 202184), (101092, 199180), (109982, 183080), (116840, 172334), (126365, 159344)]