45207920

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{18229}}^1$

素因数の和:18273

約数の個数: 40

約数和(自身を含む): 108504960

約数和(自身を除く): 63297040

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 18229, 36458, 72916, 91145, 145832, 182290, 291664, 364580, 565099, 729160, 1130198, 1458320, 2260396, 2825495, 4520792, 5650990, 9041584, 11301980, 22603960, 45207920]

約数ペア:

[(1, 45207920), (2, 22603960), (4, 11301980), (5, 9041584), (8, 5650990), (10, 4520792), (16, 2825495), (20, 2260396), (31, 1458320), (40, 1130198), (62, 729160), (80, 565099), (124, 364580), (155, 291664), (248, 182290), (310, 145832), (496, 91145), (620, 72916), (1240, 36458), (2480, 18229)]