74828420

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{120691}}^1$

素因数の和:120731

約数の個数: 24

約数和(自身を含む): 162210048

約数和(自身を除く): 87381628

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 120691, 241382, 482764, 603455, 1206910, 2413820, 3741421, 7482842, 14965684, 18707105, 37414210, 74828420]

約数ペア:

[(1, 74828420), (2, 37414210), (4, 18707105), (5, 14965684), (10, 7482842), (20, 3741421), (31, 2413820), (62, 1206910), (124, 603455), (155, 482764), (310, 241382), (620, 120691)]