9877352080

素因数分解:

$2^4\times 5^1\times {\mathrm{123466901}}^1$

素因数の和:123466914

約数の個数: 20

約数和(自身を含む): 22964843772

約数和(自身を除く): 13087491692

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 123466901, 246933802, 493867604, 617334505, 987735208, 1234669010, 1975470416, 2469338020, 4938676040, 9877352080]

約数ペア:

[(1, 9877352080), (2, 4938676040), (4, 2469338020), (5, 1975470416), (8, 1234669010), (10, 987735208), (16, 617334505), (20, 493867604), (40, 246933802), (80, 123466901)]