20598474160

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{23407357}}^1$

素因数の和:23407381

約数の個数: 40

約数和(自身を含む): 52245223056

約数和(自身を除く): 31646748896

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 23407357, 46814714, 93629428, 117036785, 187258856, 234073570, 257480927, 374517712, 468147140, 514961854, 936294280, 1029923708, 1287404635, 1872588560, 2059847416, 2574809270, 4119694832, 5149618540, 10299237080, 20598474160]

約数ペア:

[(1, 20598474160), (2, 10299237080), (4, 5149618540), (5, 4119694832), (8, 2574809270), (10, 2059847416), (11, 1872588560), (16, 1287404635), (20, 1029923708), (22, 936294280), (40, 514961854), (44, 468147140), (55, 374517712), (80, 257480927), (88, 234073570), (110, 187258856), (176, 117036785), (220, 93629428), (440, 46814714), (880, 23407357)]