20120110890

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23}}^1\times {\mathrm{127}}^1\times {\mathrm{20873}}^1$

素因数の和:21044

約数の個数: 128

約数和(自身を含む): 55403937792

約数和(自身を除く): 35283826902

約数列:

[1, 2, 3, 5, 6, 10, 11, 15, 22, 23, 30, 33, 46, 55, 66, 69, 110, 115, 127, 138, 165, 230, 253, 254, 330, 345, 381, 506, 635, 690, 759, 762, 1265, 1270, 1397, 1518, 1905, 2530, 2794, 2921, 3795, 3810, 4191, 5842, 6985, 7590, 8382, 8763, 13970, 14605, 17526, 20873, 20955, 29210, 32131, 41746, 41910, 43815, 62619, 64262, 87630, 96393, 104365, 125238, 160655, 192786, 208730, 229603, 313095, 321310, 459206, 480079, 481965, 626190, 688809, 960158, 963930, 1148015, 1377618, 1440237, 2296030, 2400395, 2650871, 2880474, 3444045, 4800790, 5280869, 5301742, 6888090, 7201185, 7952613, 10561738, 13254355, 14402370, 15842607, 15905226, 26404345, 26508710, 29159581, 31685214, 39763065, 52808690, 58319162, 60970033, 79213035, 79526130, 87478743, 121940066, 145797905, 158426070, 174957486, 182910099, 291595810, 304850165, 365820198, 437393715, 609700330, 670670363, 874787430, 914550495, 1341340726, 1829100990, 2012011089, 3353351815, 4024022178, 6706703630, 10060055445, 20120110890]

約数ペア:

[(1, 20120110890), (2, 10060055445), (3, 6706703630), (5, 4024022178), (6, 3353351815), (10, 2012011089), (11, 1829100990), (15, 1341340726), (22, 914550495), (23, 874787430), (30, 670670363), (33, 609700330), (46, 437393715), (55, 365820198), (66, 304850165), (69, 291595810), (110, 182910099), (115, 174957486), (127, 158426070), (138, 145797905), (165, 121940066), (230, 87478743), (253, 79526130), (254, 79213035), (330, 60970033), (345, 58319162), (381, 52808690), (506, 39763065), (635, 31685214), (690, 29159581), (759, 26508710), (762, 26404345), (1265, 15905226), (1270, 15842607), (1397, 14402370), (1518, 13254355), (1905, 10561738), (2530, 7952613), (2794, 7201185), (2921, 6888090), (3795, 5301742), (3810, 5280869), (4191, 4800790), (5842, 3444045), (6985, 2880474), (7590, 2650871), (8382, 2400395), (8763, 2296030), (13970, 1440237), (14605, 1377618), (17526, 1148015), (20873, 963930), (20955, 960158), (29210, 688809), (32131, 626190), (41746, 481965), (41910, 480079), (43815, 459206), (62619, 321310), (64262, 313095), (87630, 229603), (96393, 208730), (104365, 192786), (125238, 160655)]