3950871568

素因数分解:

$2^4\times 7^3\times {\mathrm{719911}}^1$

素因数の和:719940

約数の個数: 40

約数和(自身を含む): 8926908800

約数和(自身を除く): 4976037232

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 49, 56, 98, 112, 196, 343, 392, 686, 784, 1372, 2744, 5488, 719911, 1439822, 2879644, 5039377, 5759288, 10078754, 11518576, 20157508, 35275639, 40315016, 70551278, 80630032, 141102556, 246929473, 282205112, 493858946, 564410224, 987717892, 1975435784, 3950871568]

約数ペア:

[(1, 3950871568), (2, 1975435784), (4, 987717892), (7, 564410224), (8, 493858946), (14, 282205112), (16, 246929473), (28, 141102556), (49, 80630032), (56, 70551278), (98, 40315016), (112, 35275639), (196, 20157508), (343, 11518576), (392, 10078754), (686, 5759288), (784, 5039377), (1372, 2879644), (2744, 1439822), (5488, 719911)]