2912961020

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{631}}^1\times {\mathrm{3251}}^1$

素因数の和:3962

約数の個数: 48

約数和(自身を含む): 6215118336

約数和(自身を除く): 3302157316

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 631, 710, 1262, 1420, 2524, 3155, 3251, 6310, 6502, 12620, 13004, 16255, 32510, 44801, 65020, 89602, 179204, 224005, 230821, 448010, 461642, 896020, 923284, 1154105, 2051381, 2308210, 4102762, 4616420, 8205524, 10256905, 20513810, 41027620, 145648051, 291296102, 582592204, 728240255, 1456480510, 2912961020]

約数ペア:

[(1, 2912961020), (2, 1456480510), (4, 728240255), (5, 582592204), (10, 291296102), (20, 145648051), (71, 41027620), (142, 20513810), (284, 10256905), (355, 8205524), (631, 4616420), (710, 4102762), (1262, 2308210), (1420, 2051381), (2524, 1154105), (3155, 923284), (3251, 896020), (6310, 461642), (6502, 448010), (12620, 230821), (13004, 224005), (16255, 179204), (32510, 89602), (44801, 65020)]