45017680

素因数分解:

$2^4\times 5^1\times {\mathrm{562721}}^1$

素因数の和:562734

約数の個数: 20

約数和(自身を含む): 104666292

約数和(自身を除く): 59648612

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 562721, 1125442, 2250884, 2813605, 4501768, 5627210, 9003536, 11254420, 22508840, 45017680]

約数ペア:

[(1, 45017680), (2, 22508840), (4, 11254420), (5, 9003536), (8, 5627210), (10, 4501768), (16, 2813605), (20, 2250884), (40, 1125442), (80, 562721)]