15112720

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{26987}}^1$

素因数の和:27007

約数の個数: 40

約数和(自身を含む): 40158144

約数和(自身を除く): 25045424

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 26987, 53974, 107948, 134935, 188909, 215896, 269870, 377818, 431792, 539740, 755636, 944545, 1079480, 1511272, 1889090, 2158960, 3022544, 3778180, 7556360, 15112720]

約数ペア:

[(1, 15112720), (2, 7556360), (4, 3778180), (5, 3022544), (7, 2158960), (8, 1889090), (10, 1511272), (14, 1079480), (16, 944545), (20, 755636), (28, 539740), (35, 431792), (40, 377818), (56, 269870), (70, 215896), (80, 188909), (112, 134935), (140, 107948), (280, 53974), (560, 26987)]