282171920

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{113779}}^1$

素因数の和:113823

約数の個数: 40

約数和(自身を含む): 677218560

約数和(自身を除く): 395046640

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 113779, 227558, 455116, 568895, 910232, 1137790, 1820464, 2275580, 3527149, 4551160, 7054298, 9102320, 14108596, 17635745, 28217192, 35271490, 56434384, 70542980, 141085960, 282171920]

約数ペア:

[(1, 282171920), (2, 141085960), (4, 70542980), (5, 56434384), (8, 35271490), (10, 28217192), (16, 17635745), (20, 14108596), (31, 9102320), (40, 7054298), (62, 4551160), (80, 3527149), (124, 2275580), (155, 1820464), (248, 1137790), (310, 910232), (496, 568895), (620, 455116), (1240, 227558), (2480, 113779)]