420773470

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{111611}}^1$

素因数の和:111660

約数の個数: 32

約数和(自身を含む): 843786720

約数和(自身を除く): 423013250

約数列:

[1, 2, 5, 10, 13, 26, 29, 58, 65, 130, 145, 290, 377, 754, 1885, 3770, 111611, 223222, 558055, 1116110, 1450943, 2901886, 3236719, 6473438, 7254715, 14509430, 16183595, 32367190, 42077347, 84154694, 210386735, 420773470]

約数ペア:

[(1, 420773470), (2, 210386735), (5, 84154694), (10, 42077347), (13, 32367190), (26, 16183595), (29, 14509430), (58, 7254715), (65, 6473438), (130, 3236719), (145, 2901886), (290, 1450943), (377, 1116110), (754, 558055), (1885, 223222), (3770, 111611)]