7952140

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{719}}^1$

素因数の和:814

約数の個数: 48

約数和(自身を含む): 19353600

約数和(自身を除く): 11401460

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 79, 140, 158, 316, 395, 553, 719, 790, 1106, 1438, 1580, 2212, 2765, 2876, 3595, 5033, 5530, 7190, 10066, 11060, 14380, 20132, 25165, 50330, 56801, 100660, 113602, 227204, 284005, 397607, 568010, 795214, 1136020, 1590428, 1988035, 3976070, 7952140]

約数ペア:

[(1, 7952140), (2, 3976070), (4, 1988035), (5, 1590428), (7, 1136020), (10, 795214), (14, 568010), (20, 397607), (28, 284005), (35, 227204), (70, 113602), (79, 100660), (140, 56801), (158, 50330), (316, 25165), (395, 20132), (553, 14380), (719, 11060), (790, 10066), (1106, 7190), (1438, 5530), (1580, 5033), (2212, 3595), (2765, 2876)]