51121960

素因数分解:

$2^3\times 5^1\times {\mathrm{229}}^1\times {\mathrm{5581}}^1$

素因数の和:5821

約数の個数: 32

約数和(自身を含む): 115547400

約数和(自身を除く): 64425440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 229, 458, 916, 1145, 1832, 2290, 4580, 5581, 9160, 11162, 22324, 27905, 44648, 55810, 111620, 223240, 1278049, 2556098, 5112196, 6390245, 10224392, 12780490, 25560980, 51121960]

約数ペア:

[(1, 51121960), (2, 25560980), (4, 12780490), (5, 10224392), (8, 6390245), (10, 5112196), (20, 2556098), (40, 1278049), (229, 223240), (458, 111620), (916, 55810), (1145, 44648), (1832, 27905), (2290, 22324), (4580, 11162), (5581, 9160)]