2557945160

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{2062859}}^1$

素因数の和:2062901

約数の個数: 32

約数和(自身を含む): 5941036800

約数和(自身を除く): 3383091640

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 310, 620, 1240, 2062859, 4125718, 8251436, 10314295, 16502872, 20628590, 41257180, 63948629, 82514360, 127897258, 255794516, 319743145, 511589032, 639486290, 1278972580, 2557945160]

約数ペア:

[(1, 2557945160), (2, 1278972580), (4, 639486290), (5, 511589032), (8, 319743145), (10, 255794516), (20, 127897258), (31, 82514360), (40, 63948629), (62, 41257180), (124, 20628590), (155, 16502872), (248, 10314295), (310, 8251436), (620, 4125718), (1240, 2062859)]