22262480

素因数分解:

$2^4\times 5^1\times {\mathrm{421}}^1\times {\mathrm{661}}^1$

素因数の和:1095

約数の個数: 40

約数和(自身を含む): 51961704

約数和(自身を除く): 29699224

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 421, 661, 842, 1322, 1684, 2105, 2644, 3305, 3368, 4210, 5288, 6610, 6736, 8420, 10576, 13220, 16840, 26440, 33680, 52880, 278281, 556562, 1113124, 1391405, 2226248, 2782810, 4452496, 5565620, 11131240, 22262480]

約数ペア:

[(1, 22262480), (2, 11131240), (4, 5565620), (5, 4452496), (8, 2782810), (10, 2226248), (16, 1391405), (20, 1113124), (40, 556562), (80, 278281), (421, 52880), (661, 33680), (842, 26440), (1322, 16840), (1684, 13220), (2105, 10576), (2644, 8420), (3305, 6736), (3368, 6610), (4210, 5288)]