141939520

素因数分解:

$2^6\times 5^1\times {\mathrm{443561}}^1$

素因数の和:443578

約数の個数: 28

約数和(自身を含む): 337994244

約数和(自身を除く): 196054724

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 443561, 887122, 1774244, 2217805, 3548488, 4435610, 7096976, 8871220, 14193952, 17742440, 28387904, 35484880, 70969760, 141939520]

約数ペア:

[(1, 141939520), (2, 70969760), (4, 35484880), (5, 28387904), (8, 17742440), (10, 14193952), (16, 8871220), (20, 7096976), (32, 4435610), (40, 3548488), (64, 2217805), (80, 1774244), (160, 887122), (320, 443561)]