38791220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{149197}}^1$

素因数の和:149219

約数の個数: 24

約数和(自身を含む): 87728424

約数和(自身を除く): 48937204

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 149197, 298394, 596788, 745985, 1491970, 1939561, 2983940, 3879122, 7758244, 9697805, 19395610, 38791220]

約数ペア:

[(1, 38791220), (2, 19395610), (4, 9697805), (5, 7758244), (10, 3879122), (13, 2983940), (20, 1939561), (26, 1491970), (52, 745985), (65, 596788), (130, 298394), (260, 149197)]