74731960

素因数分解:

$2^3\times 5^1\times {\mathrm{139}}^1\times {\mathrm{13441}}^1$

素因数の和:13591

約数の個数: 32

約数和(自身を含む): 169369200

約数和(自身を除く): 94637240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 139, 278, 556, 695, 1112, 1390, 2780, 5560, 13441, 26882, 53764, 67205, 107528, 134410, 268820, 537640, 1868299, 3736598, 7473196, 9341495, 14946392, 18682990, 37365980, 74731960]

約数ペア:

[(1, 74731960), (2, 37365980), (4, 18682990), (5, 14946392), (8, 9341495), (10, 7473196), (20, 3736598), (40, 1868299), (139, 537640), (278, 268820), (556, 134410), (695, 107528), (1112, 67205), (1390, 53764), (2780, 26882), (5560, 13441)]