63946720

素因数分解:

$2^5\times 5^1\times {\mathrm{399667}}^1$

素因数の和:399682

約数の個数: 24

約数和(自身を含む): 151074504

約数和(自身を除く): 87127784

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 399667, 799334, 1598668, 1998335, 3197336, 3996670, 6394672, 7993340, 12789344, 15986680, 31973360, 63946720]

約数ペア:

[(1, 63946720), (2, 31973360), (4, 15986680), (5, 12789344), (8, 7993340), (10, 6394672), (16, 3996670), (20, 3197336), (32, 1998335), (40, 1598668), (80, 799334), (160, 399667)]