15021980

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{24229}}^1$

素因数の和:24269

約数の個数: 24

約数和(自身を含む): 32565120

約数和(自身を除く): 17543140

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 24229, 48458, 96916, 121145, 242290, 484580, 751099, 1502198, 3004396, 3755495, 7510990, 15021980]

約数ペア:

[(1, 15021980), (2, 7510990), (4, 3755495), (5, 3004396), (10, 1502198), (20, 751099), (31, 484580), (62, 242290), (124, 121145), (155, 96916), (310, 48458), (620, 24229)]