211974440

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{113}}^1\times {\mathrm{2039}}^1$

素因数の和:2186

約数の個数: 64

約数和(自身を含む): 502329600

約数和(自身を除く): 290355160

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 113, 115, 184, 226, 230, 452, 460, 565, 904, 920, 1130, 2039, 2260, 2599, 4078, 4520, 5198, 8156, 10195, 10396, 12995, 16312, 20390, 20792, 25990, 40780, 46897, 51980, 81560, 93794, 103960, 187588, 230407, 234485, 375176, 460814, 468970, 921628, 937940, 1152035, 1843256, 1875880, 2304070, 4608140, 5299361, 9216280, 10598722, 21197444, 26496805, 42394888, 52993610, 105987220, 211974440]

約数ペア:

[(1, 211974440), (2, 105987220), (4, 52993610), (5, 42394888), (8, 26496805), (10, 21197444), (20, 10598722), (23, 9216280), (40, 5299361), (46, 4608140), (92, 2304070), (113, 1875880), (115, 1843256), (184, 1152035), (226, 937940), (230, 921628), (452, 468970), (460, 460814), (565, 375176), (904, 234485), (920, 230407), (1130, 187588), (2039, 103960), (2260, 93794), (2599, 81560), (4078, 51980), (4520, 46897), (5198, 40780), (8156, 25990), (10195, 20792), (10396, 20390), (12995, 16312)]