12663640

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{17}}^1\times {\mathrm{1693}}^1$

素因数の和:1732

約数の個数: 64

約数和(自身を含む): 32931360

約数和(自身を除く): 20267720

約数列:

[1, 2, 4, 5, 8, 10, 11, 17, 20, 22, 34, 40, 44, 55, 68, 85, 88, 110, 136, 170, 187, 220, 340, 374, 440, 680, 748, 935, 1496, 1693, 1870, 3386, 3740, 6772, 7480, 8465, 13544, 16930, 18623, 28781, 33860, 37246, 57562, 67720, 74492, 93115, 115124, 143905, 148984, 186230, 230248, 287810, 316591, 372460, 575620, 633182, 744920, 1151240, 1266364, 1582955, 2532728, 3165910, 6331820, 12663640]

約数ペア:

[(1, 12663640), (2, 6331820), (4, 3165910), (5, 2532728), (8, 1582955), (10, 1266364), (11, 1151240), (17, 744920), (20, 633182), (22, 575620), (34, 372460), (40, 316591), (44, 287810), (55, 230248), (68, 186230), (85, 148984), (88, 143905), (110, 115124), (136, 93115), (170, 74492), (187, 67720), (220, 57562), (340, 37246), (374, 33860), (440, 28781), (680, 18623), (748, 16930), (935, 13544), (1496, 8465), (1693, 7480), (1870, 6772), (3386, 3740)]