409083970

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{149}}^1\times {\mathrm{3761}}^1$

素因数の和:3990

約数の個数: 32

約数和(自身を含む): 751647600

約数和(自身を除く): 342563630

約数列:

[1, 2, 5, 10, 73, 146, 149, 298, 365, 730, 745, 1490, 3761, 7522, 10877, 18805, 21754, 37610, 54385, 108770, 274553, 549106, 560389, 1120778, 1372765, 2745530, 2801945, 5603890, 40908397, 81816794, 204541985, 409083970]

約数ペア:

[(1, 409083970), (2, 204541985), (5, 81816794), (10, 40908397), (73, 5603890), (146, 2801945), (149, 2745530), (298, 1372765), (365, 1120778), (730, 560389), (745, 549106), (1490, 274553), (3761, 108770), (7522, 54385), (10877, 37610), (18805, 21754)]