397363040

素因数分解:

$2^5\times 5^1\times {\mathrm{2483519}}^1$

素因数の和:2483534

約数の個数: 24

約数和(自身を含む): 938770560

約数和(自身を除く): 541407520

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 2483519, 4967038, 9934076, 12417595, 19868152, 24835190, 39736304, 49670380, 79472608, 99340760, 198681520, 397363040]

約数ペア:

[(1, 397363040), (2, 198681520), (4, 99340760), (5, 79472608), (8, 49670380), (10, 39736304), (16, 24835190), (20, 19868152), (32, 12417595), (40, 9934076), (80, 4967038), (160, 2483519)]