19407040

素因数分解:

$2^6\times 5^1\times {\mathrm{60647}}^1$

素因数の和:60664

約数の個数: 28

約数和(自身を含む): 46213776

約数和(自身を除く): 26806736

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 60647, 121294, 242588, 303235, 485176, 606470, 970352, 1212940, 1940704, 2425880, 3881408, 4851760, 9703520, 19407040]

約数ペア:

[(1, 19407040), (2, 9703520), (4, 4851760), (5, 3881408), (8, 2425880), (10, 1940704), (16, 1212940), (20, 970352), (32, 606470), (40, 485176), (64, 303235), (80, 242588), (160, 121294), (320, 60647)]