15426420

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{257107}}^1$

素因数の和:257119

約数の個数: 24

約数和(自身を含む): 43194144

約数和(自身を除く): 27767724

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 257107, 514214, 771321, 1028428, 1285535, 1542642, 2571070, 3085284, 3856605, 5142140, 7713210, 15426420]

約数ペア:

[(1, 15426420), (2, 7713210), (3, 5142140), (4, 3856605), (5, 3085284), (6, 2571070), (10, 1542642), (12, 1285535), (15, 1028428), (20, 771321), (30, 514214), (60, 257107)]