2653090

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{271}}^1$

素因数の和:378

約数の個数: 32

約数和(自身を含む): 5287680

約数和(自身を除く): 2634590

約数列:

[1, 2, 5, 10, 11, 22, 55, 89, 110, 178, 271, 445, 542, 890, 979, 1355, 1958, 2710, 2981, 4895, 5962, 9790, 14905, 24119, 29810, 48238, 120595, 241190, 265309, 530618, 1326545, 2653090]

約数ペア:

[(1, 2653090), (2, 1326545), (5, 530618), (10, 265309), (11, 241190), (22, 120595), (55, 48238), (89, 29810), (110, 24119), (178, 14905), (271, 9790), (445, 5962), (542, 4895), (890, 2981), (979, 2710), (1355, 1958)]