87468580

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{106669}}^1$

素因数の和:106719

約数の個数: 24

約数和(自身を含む): 188165880

約数和(自身を除く): 100697300

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 106669, 213338, 426676, 533345, 1066690, 2133380, 4373429, 8746858, 17493716, 21867145, 43734290, 87468580]

約数ペア:

[(1, 87468580), (2, 43734290), (4, 21867145), (5, 17493716), (10, 8746858), (20, 4373429), (41, 2133380), (82, 1066690), (164, 533345), (205, 426676), (410, 213338), (820, 106669)]