2055455

素因数分解:

$5^1\times {\mathrm{31}}^1\times {\mathrm{89}}^1\times {\mathrm{149}}^1$

素因数の和:274

約数の個数: 16

約数和(自身を含む): 2592000

約数和(自身を除く): 536545

約数列:

[1, 5, 31, 89, 149, 155, 445, 745, 2759, 4619, 13261, 13795, 23095, 66305, 411091, 2055455]

約数ペア:

[(1, 2055455), (5, 411091), (31, 66305), (89, 23095), (149, 13795), (155, 13261), (445, 4619), (745, 2759)]