2458874840

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{865801}}^1$

素因数の和:865883

約数の個数: 32

約数和(自身を含む): 5610396960

約数和(自身を除く): 3151522120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 865801, 1731602, 3463204, 4329005, 6926408, 8658010, 17316020, 34632040, 61471871, 122943742, 245887484, 307359355, 491774968, 614718710, 1229437420, 2458874840]

約数ペア:

[(1, 2458874840), (2, 1229437420), (4, 614718710), (5, 491774968), (8, 307359355), (10, 245887484), (20, 122943742), (40, 61471871), (71, 34632040), (142, 17316020), (284, 8658010), (355, 6926408), (568, 4329005), (710, 3463204), (1420, 1731602), (2840, 865801)]