12173220

素因数分解:

$2^2\times 3^3\times 5^1\times {\mathrm{22543}}^1$

素因数の和:22561

約数の個数: 48

約数和(自身を含む): 37873920

約数和(自身を除く): 25700700

約数列:

[1, 2, 3, 4, 5, 6, 9, 10, 12, 15, 18, 20, 27, 30, 36, 45, 54, 60, 90, 108, 135, 180, 270, 540, 22543, 45086, 67629, 90172, 112715, 135258, 202887, 225430, 270516, 338145, 405774, 450860, 608661, 676290, 811548, 1014435, 1217322, 1352580, 2028870, 2434644, 3043305, 4057740, 6086610, 12173220]

約数ペア:

[(1, 12173220), (2, 6086610), (3, 4057740), (4, 3043305), (5, 2434644), (6, 2028870), (9, 1352580), (10, 1217322), (12, 1014435), (15, 811548), (18, 676290), (20, 608661), (27, 450860), (30, 405774), (36, 338145), (45, 270516), (54, 225430), (60, 202887), (90, 135258), (108, 112715), (135, 90172), (180, 67629), (270, 45086), (540, 22543)]