15878431020

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{264640517}}^1$

素因数の和:264640529

約数の個数: 24

約数和(自身を含む): 44459607024

約数和(自身を除く): 28581176004

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 264640517, 529281034, 793921551, 1058562068, 1323202585, 1587843102, 2646405170, 3175686204, 3969607755, 5292810340, 7939215510, 15878431020]

約数ペア:

[(1, 15878431020), (2, 7939215510), (3, 5292810340), (4, 3969607755), (5, 3175686204), (6, 2646405170), (10, 1587843102), (12, 1323202585), (15, 1058562068), (20, 793921551), (30, 529281034), (60, 264640517)]