16415620

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{3323}}^1$

素因数の和:3364

約数の個数: 48

約数和(自身を含む): 39090240

約数和(自身を除く): 22674620

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 3323, 4940, 6646, 13292, 16615, 33230, 43199, 63137, 66460, 86398, 126274, 172796, 215995, 252548, 315685, 431990, 631370, 820781, 863980, 1262740, 1641562, 3283124, 4103905, 8207810, 16415620]

約数ペア:

[(1, 16415620), (2, 8207810), (4, 4103905), (5, 3283124), (10, 1641562), (13, 1262740), (19, 863980), (20, 820781), (26, 631370), (38, 431990), (52, 315685), (65, 252548), (76, 215995), (95, 172796), (130, 126274), (190, 86398), (247, 66460), (260, 63137), (380, 43199), (494, 33230), (988, 16615), (1235, 13292), (2470, 6646), (3323, 4940)]