15291280

素因数分解:

$2^4\times 5^1\times {\mathrm{191141}}^1$

素因数の和:191154

約数の個数: 20

約数和(自身を含む): 35552412

約数和(自身を除く): 20261132

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 191141, 382282, 764564, 955705, 1529128, 1911410, 3058256, 3822820, 7645640, 15291280]

約数ペア:

[(1, 15291280), (2, 7645640), (4, 3822820), (5, 3058256), (8, 1911410), (10, 1529128), (16, 955705), (20, 764564), (40, 382282), (80, 191141)]