105627440

素因数分解:

$2^4\times 5^1\times {\mathrm{1320343}}^1$

素因数の和:1320356

約数の個数: 20

約数和(自身を含む): 245583984

約数和(自身を除く): 139956544

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 1320343, 2640686, 5281372, 6601715, 10562744, 13203430, 21125488, 26406860, 52813720, 105627440]

約数ペア:

[(1, 105627440), (2, 52813720), (4, 26406860), (5, 21125488), (8, 13203430), (10, 10562744), (16, 6601715), (20, 5281372), (40, 2640686), (80, 1320343)]