40805360

素因数分解:

$2^4\times 5^1\times {\mathrm{510067}}^1$

素因数の和:510080

約数の個数: 20

約数和(自身を含む): 94872648

約数和(自身を除く): 54067288

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 510067, 1020134, 2040268, 2550335, 4080536, 5100670, 8161072, 10201340, 20402680, 40805360]

約数ペア:

[(1, 40805360), (2, 20402680), (4, 10201340), (5, 8161072), (8, 5100670), (10, 4080536), (16, 2550335), (20, 2040268), (40, 1020134), (80, 510067)]