20341683920

素因数分解:

$2^4\times 5^1\times {\mathrm{23}}^1\times {\mathrm{11055263}}^1$

素因数の和:11055299

約数の個数: 40

約数和(自身を含む): 49350698496

約数和(自身を除く): 29009014576

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 23, 40, 46, 80, 92, 115, 184, 230, 368, 460, 920, 1840, 11055263, 22110526, 44221052, 55276315, 88442104, 110552630, 176884208, 221105260, 254271049, 442210520, 508542098, 884421040, 1017084196, 1271355245, 2034168392, 2542710490, 4068336784, 5085420980, 10170841960, 20341683920]

約数ペア:

[(1, 20341683920), (2, 10170841960), (4, 5085420980), (5, 4068336784), (8, 2542710490), (10, 2034168392), (16, 1271355245), (20, 1017084196), (23, 884421040), (40, 508542098), (46, 442210520), (80, 254271049), (92, 221105260), (115, 176884208), (184, 110552630), (230, 88442104), (368, 55276315), (460, 44221052), (920, 22110526), (1840, 11055263)]