25434820

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^1\times {\mathrm{12347}}^1$

素因数の和:12459

約数の個数: 24

約数和(自身を含む): 53936064

約数和(自身を除く): 28501244

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1030, 2060, 12347, 24694, 49388, 61735, 123470, 246940, 1271741, 2543482, 5086964, 6358705, 12717410, 25434820]

約数ペア:

[(1, 25434820), (2, 12717410), (4, 6358705), (5, 5086964), (10, 2543482), (20, 1271741), (103, 246940), (206, 123470), (412, 61735), (515, 49388), (1030, 24694), (2060, 12347)]