60905020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{101}}^1\times {\mathrm{2741}}^1$

素因数の和:2862

約数の個数: 48

約数和(自身を含む): 140960736

約数和(自身を除く): 80055716

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 101, 110, 202, 220, 404, 505, 1010, 1111, 2020, 2222, 2741, 4444, 5482, 5555, 10964, 11110, 13705, 22220, 27410, 30151, 54820, 60302, 120604, 150755, 276841, 301510, 553682, 603020, 1107364, 1384205, 2768410, 3045251, 5536820, 6090502, 12181004, 15226255, 30452510, 60905020]

約数ペア:

[(1, 60905020), (2, 30452510), (4, 15226255), (5, 12181004), (10, 6090502), (11, 5536820), (20, 3045251), (22, 2768410), (44, 1384205), (55, 1107364), (101, 603020), (110, 553682), (202, 301510), (220, 276841), (404, 150755), (505, 120604), (1010, 60302), (1111, 54820), (2020, 30151), (2222, 27410), (2741, 22220), (4444, 13705), (5482, 11110), (5555, 10964)]