25782020

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{117191}}^1$

素因数の和:117211

約数の個数: 24

約数和(自身を含む): 59064768

約数和(自身を除く): 33282748

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 110, 220, 117191, 234382, 468764, 585955, 1171910, 1289101, 2343820, 2578202, 5156404, 6445505, 12891010, 25782020]

約数ペア:

[(1, 25782020), (2, 12891010), (4, 6445505), (5, 5156404), (10, 2578202), (11, 2343820), (20, 1289101), (22, 1171910), (44, 585955), (55, 468764), (110, 234382), (220, 117191)]