8372420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{757}}^1$

素因数の和:852

約数の個数: 48

約数和(自身を含む): 20375040

約数和(自身を除く): 12002620

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 316, 395, 553, 757, 790, 1106, 1514, 1580, 2212, 2765, 3028, 3785, 5299, 5530, 7570, 10598, 11060, 15140, 21196, 26495, 52990, 59803, 105980, 119606, 239212, 299015, 418621, 598030, 837242, 1196060, 1674484, 2093105, 4186210, 8372420]

約数ペア:

[(1, 8372420), (2, 4186210), (4, 2093105), (5, 1674484), (7, 1196060), (10, 837242), (14, 598030), (20, 418621), (28, 299015), (35, 239212), (70, 119606), (79, 105980), (140, 59803), (158, 52990), (316, 26495), (395, 21196), (553, 15140), (757, 11060), (790, 10598), (1106, 7570), (1514, 5530), (1580, 5299), (2212, 3785), (2765, 3028)]