7179440

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{5279}}^1$

素因数の和:5309

約数の個数: 40

約数和(自身を含む): 17677440

約数和(自身を除く): 10498000

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 5279, 10558, 21116, 26395, 42232, 52790, 84464, 89743, 105580, 179486, 211160, 358972, 422320, 448715, 717944, 897430, 1435888, 1794860, 3589720, 7179440]

約数ペア:

[(1, 7179440), (2, 3589720), (4, 1794860), (5, 1435888), (8, 897430), (10, 717944), (16, 448715), (17, 422320), (20, 358972), (34, 211160), (40, 179486), (68, 105580), (80, 89743), (85, 84464), (136, 52790), (170, 42232), (272, 26395), (340, 21116), (680, 10558), (1360, 5279)]