15284780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{2539}}^1$

素因数の和:2598

約数の個数: 48

約数和(自身を含む): 37551360

約数和(自身を除く): 22266580

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 43, 70, 86, 140, 172, 215, 301, 430, 602, 860, 1204, 1505, 2539, 3010, 5078, 6020, 10156, 12695, 17773, 25390, 35546, 50780, 71092, 88865, 109177, 177730, 218354, 355460, 436708, 545885, 764239, 1091770, 1528478, 2183540, 3056956, 3821195, 7642390, 15284780]

約数ペア:

[(1, 15284780), (2, 7642390), (4, 3821195), (5, 3056956), (7, 2183540), (10, 1528478), (14, 1091770), (20, 764239), (28, 545885), (35, 436708), (43, 355460), (70, 218354), (86, 177730), (140, 109177), (172, 88865), (215, 71092), (301, 50780), (430, 35546), (602, 25390), (860, 17773), (1204, 12695), (1505, 10156), (2539, 6020), (3010, 5078)]