2640688

素因数分解:

$2^4\times {\mathrm{151}}^1\times {\mathrm{1093}}^1$

素因数の和:1252

約数の個数: 20

約数和(自身を含む): 5154928

約数和(自身を除く): 2514240

約数列:

[1, 2, 4, 8, 16, 151, 302, 604, 1093, 1208, 2186, 2416, 4372, 8744, 17488, 165043, 330086, 660172, 1320344, 2640688]

約数ペア:

[(1, 2640688), (2, 1320344), (4, 660172), (8, 330086), (16, 165043), (151, 17488), (302, 8744), (604, 4372), (1093, 2416), (1208, 2186)]