74393320

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{20897}}^1$

素因数の和:20997

約数の個数: 32

約数和(自身を含む): 169273800

約数和(自身を除く): 94880480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 20897, 41794, 83588, 104485, 167176, 208970, 417940, 835880, 1859833, 3719666, 7439332, 9299165, 14878664, 18598330, 37196660, 74393320]

約数ペア:

[(1, 74393320), (2, 37196660), (4, 18598330), (5, 14878664), (8, 9299165), (10, 7439332), (20, 3719666), (40, 1859833), (89, 835880), (178, 417940), (356, 208970), (445, 167176), (712, 104485), (890, 83588), (1780, 41794), (3560, 20897)]