123044840

素因数分解:

$2^3\times 5^1\times {\mathrm{271}}^1\times {\mathrm{11351}}^1$

素因数の和:11633

約数の個数: 32

約数和(自身を含む): 277896960

約数和(自身を除く): 154852120

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 271, 542, 1084, 1355, 2168, 2710, 5420, 10840, 11351, 22702, 45404, 56755, 90808, 113510, 227020, 454040, 3076121, 6152242, 12304484, 15380605, 24608968, 30761210, 61522420, 123044840]

約数ペア:

[(1, 123044840), (2, 61522420), (4, 30761210), (5, 24608968), (8, 15380605), (10, 12304484), (20, 6152242), (40, 3076121), (271, 454040), (542, 227020), (1084, 113510), (1355, 90808), (2168, 56755), (2710, 45404), (5420, 22702), (10840, 11351)]