4993790

素因数分解:

$2^1\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{181}}^1$

素因数の和:308

約数の個数: 32

約数和(自身を含む): 9434880

約数和(自身を除く): 4441090

約数列:

[1, 2, 5, 10, 31, 62, 89, 155, 178, 181, 310, 362, 445, 890, 905, 1810, 2759, 5518, 5611, 11222, 13795, 16109, 27590, 28055, 32218, 56110, 80545, 161090, 499379, 998758, 2496895, 4993790]

約数ペア:

[(1, 4993790), (2, 2496895), (5, 998758), (10, 499379), (31, 161090), (62, 80545), (89, 56110), (155, 32218), (178, 28055), (181, 27590), (310, 16109), (362, 13795), (445, 11222), (890, 5611), (905, 5518), (1810, 2759)]