1270292080

素因数分解:

$2^4\times 5^1\times {\mathrm{15878651}}^1$

素因数の和:15878664

約数の個数: 20

約数和(自身を含む): 2953429272

約数和(自身を除く): 1683137192

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 15878651, 31757302, 63514604, 79393255, 127029208, 158786510, 254058416, 317573020, 635146040, 1270292080]

約数ペア:

[(1, 1270292080), (2, 635146040), (4, 317573020), (5, 254058416), (8, 158786510), (10, 127029208), (16, 79393255), (20, 63514604), (40, 31757302), (80, 15878651)]