20212620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{10867}}^1$

素因数の和:10910

約数の個数: 48

約数和(自身を含む): 58426368

約数和(自身を除く): 38213748

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 31, 60, 62, 93, 124, 155, 186, 310, 372, 465, 620, 930, 1860, 10867, 21734, 32601, 43468, 54335, 65202, 108670, 130404, 163005, 217340, 326010, 336877, 652020, 673754, 1010631, 1347508, 1684385, 2021262, 3368770, 4042524, 5053155, 6737540, 10106310, 20212620]

約数ペア:

[(1, 20212620), (2, 10106310), (3, 6737540), (4, 5053155), (5, 4042524), (6, 3368770), (10, 2021262), (12, 1684385), (15, 1347508), (20, 1010631), (30, 673754), (31, 652020), (60, 336877), (62, 326010), (93, 217340), (124, 163005), (155, 130404), (186, 108670), (310, 65202), (372, 54335), (465, 43468), (620, 32601), (930, 21734), (1860, 10867)]