201461020

素因数分解:

$2^2\times 5^1\times {\mathrm{43}}^1\times {\mathrm{73}}^1\times {\mathrm{3209}}^1$

素因数の和:3334

約数の個数: 48

約数和(自身を含む): 438973920

約数和(自身を除く): 237512900

約数列:

[1, 2, 4, 5, 10, 20, 43, 73, 86, 146, 172, 215, 292, 365, 430, 730, 860, 1460, 3139, 3209, 6278, 6418, 12556, 12836, 15695, 16045, 31390, 32090, 62780, 64180, 137987, 234257, 275974, 468514, 551948, 689935, 937028, 1171285, 1379870, 2342570, 2759740, 4685140, 10073051, 20146102, 40292204, 50365255, 100730510, 201461020]

約数ペア:

[(1, 201461020), (2, 100730510), (4, 50365255), (5, 40292204), (10, 20146102), (20, 10073051), (43, 4685140), (73, 2759740), (86, 2342570), (146, 1379870), (172, 1171285), (215, 937028), (292, 689935), (365, 551948), (430, 468514), (730, 275974), (860, 234257), (1460, 137987), (3139, 64180), (3209, 62780), (6278, 32090), (6418, 31390), (12556, 16045), (12836, 15695)]