2500291240

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{702329}}^1$

素因数の和:702429

約数の個数: 32

約数和(自身を含む): 5688873000

約数和(自身を除く): 3188581760

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 702329, 1404658, 2809316, 3511645, 5618632, 7023290, 14046580, 28093160, 62507281, 125014562, 250029124, 312536405, 500058248, 625072810, 1250145620, 2500291240]

約数ペア:

[(1, 2500291240), (2, 1250145620), (4, 625072810), (5, 500058248), (8, 312536405), (10, 250029124), (20, 125014562), (40, 62507281), (89, 28093160), (178, 14046580), (356, 7023290), (445, 5618632), (712, 3511645), (890, 2809316), (1780, 1404658), (3560, 702329)]