921907220

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{3545797}}^1$

素因数の和:3545819

約数の個数: 24

約数和(自身を含む): 2084929224

約数和(自身を除く): 1163022004

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 260, 3545797, 7091594, 14183188, 17728985, 35457970, 46095361, 70915940, 92190722, 184381444, 230476805, 460953610, 921907220]

約数ペア:

[(1, 921907220), (2, 460953610), (4, 230476805), (5, 184381444), (10, 92190722), (13, 70915940), (20, 46095361), (26, 35457970), (52, 17728985), (65, 14183188), (130, 7091594), (260, 3545797)]