791003140

素因数分解:

$2^2\times 5^1\times {\mathrm{163}}^1\times {\mathrm{242639}}^1$

素因数の和:242811

約数の個数: 24

約数和(自身を含む): 1671304320

約数和(自身を除く): 880301180

約数列:

[1, 2, 4, 5, 10, 20, 163, 326, 652, 815, 1630, 3260, 242639, 485278, 970556, 1213195, 2426390, 4852780, 39550157, 79100314, 158200628, 197750785, 395501570, 791003140]

約数ペア:

[(1, 791003140), (2, 395501570), (4, 197750785), (5, 158200628), (10, 79100314), (20, 39550157), (163, 4852780), (326, 2426390), (652, 1213195), (815, 970556), (1630, 485278), (3260, 242639)]