2002073940

素因数分解:

$2^2\times 3^2\times 5^1\times {\mathrm{53}}^1\times {\mathrm{209861}}^1$

素因数の和:209929

約数の個数: 72

約数和(自身を含む): 6187571208

約数和(自身を除く): 4185497268

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 30, 36, 45, 53, 60, 90, 106, 159, 180, 212, 265, 318, 477, 530, 636, 795, 954, 1060, 1590, 1908, 2385, 3180, 4770, 9540, 209861, 419722, 629583, 839444, 1049305, 1259166, 1888749, 2098610, 2518332, 3147915, 3777498, 4197220, 6295830, 7554996, 9443745, 11122633, 12591660, 18887490, 22245266, 33367899, 37774980, 44490532, 55613165, 66735798, 100103697, 111226330, 133471596, 166839495, 200207394, 222452660, 333678990, 400414788, 500518485, 667357980, 1001036970, 2002073940]

約数ペア:

[(1, 2002073940), (2, 1001036970), (3, 667357980), (4, 500518485), (5, 400414788), (6, 333678990), (9, 222452660), (10, 200207394), (12, 166839495), (15, 133471596), (18, 111226330), (20, 100103697), (30, 66735798), (36, 55613165), (45, 44490532), (53, 37774980), (60, 33367899), (90, 22245266), (106, 18887490), (159, 12591660), (180, 11122633), (212, 9443745), (265, 7554996), (318, 6295830), (477, 4197220), (530, 3777498), (636, 3147915), (795, 2518332), (954, 2098610), (1060, 1888749), (1590, 1259166), (1908, 1049305), (2385, 839444), (3180, 629583), (4770, 419722), (9540, 209861)]