71293940

素因数分解:

$2^2\times 5^1\times {\mathrm{71}}^1\times {\mathrm{50207}}^1$

素因数の和:50287

約数の個数: 24

約数和(自身を含む): 151828992

約数和(自身を除く): 80535052

約数列:

[1, 2, 4, 5, 10, 20, 71, 142, 284, 355, 710, 1420, 50207, 100414, 200828, 251035, 502070, 1004140, 3564697, 7129394, 14258788, 17823485, 35646970, 71293940]

約数ペア:

[(1, 71293940), (2, 35646970), (4, 17823485), (5, 14258788), (10, 7129394), (20, 3564697), (71, 1004140), (142, 502070), (284, 251035), (355, 200828), (710, 100414), (1420, 50207)]