19519620

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{113}}^1\times {\mathrm{2879}}^1$

素因数の和:3004

約数の個数: 48

約数和(自身を含む): 55157760

約数和(自身を除く): 35638140

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 113, 226, 339, 452, 565, 678, 1130, 1356, 1695, 2260, 2879, 3390, 5758, 6780, 8637, 11516, 14395, 17274, 28790, 34548, 43185, 57580, 86370, 172740, 325327, 650654, 975981, 1301308, 1626635, 1951962, 3253270, 3903924, 4879905, 6506540, 9759810, 19519620]

約数ペア:

[(1, 19519620), (2, 9759810), (3, 6506540), (4, 4879905), (5, 3903924), (6, 3253270), (10, 1951962), (12, 1626635), (15, 1301308), (20, 975981), (30, 650654), (60, 325327), (113, 172740), (226, 86370), (339, 57580), (452, 43185), (565, 34548), (678, 28790), (1130, 17274), (1356, 14395), (1695, 11516), (2260, 8637), (2879, 6780), (3390, 5758)]