456620

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^2\times {\mathrm{79}}^1$

素因数の和:122

約数の個数: 36

約数和(自身を含む): 1031520

約数和(自身を除く): 574900

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 79, 85, 158, 170, 289, 316, 340, 395, 578, 790, 1156, 1343, 1445, 1580, 2686, 2890, 5372, 5780, 6715, 13430, 22831, 26860, 45662, 91324, 114155, 228310, 456620]

約数ペア:

[(1, 456620), (2, 228310), (4, 114155), (5, 91324), (10, 45662), (17, 26860), (20, 22831), (34, 13430), (68, 6715), (79, 5780), (85, 5372), (158, 2890), (170, 2686), (289, 1580), (316, 1445), (340, 1343), (395, 1156), (578, 790)]