40033090

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{1451}}^1$

素因数の和:1578

約数の個数: 32

約数和(自身を含む): 75271680

約数和(自身を除く): 35238590

約数列:

[1, 2, 5, 10, 31, 62, 89, 155, 178, 310, 445, 890, 1451, 2759, 2902, 5518, 7255, 13795, 14510, 27590, 44981, 89962, 129139, 224905, 258278, 449810, 645695, 1291390, 4003309, 8006618, 20016545, 40033090]

約数ペア:

[(1, 40033090), (2, 20016545), (5, 8006618), (10, 4003309), (31, 1291390), (62, 645695), (89, 449810), (155, 258278), (178, 224905), (310, 129139), (445, 89962), (890, 44981), (1451, 27590), (2759, 14510), (2902, 13795), (5518, 7255)]