214938340

素因数分解:

$2^2\times 5^1\times {\mathrm{103}}^2\times {\mathrm{1013}}^1$

素因数の和:1228

約数の個数: 36

約数和(自身を含む): 456245244

約数和(自身を除く): 241306904

約数列:

[1, 2, 4, 5, 10, 20, 103, 206, 412, 515, 1013, 1030, 2026, 2060, 4052, 5065, 10130, 10609, 20260, 21218, 42436, 53045, 104339, 106090, 208678, 212180, 417356, 521695, 1043390, 2086780, 10746917, 21493834, 42987668, 53734585, 107469170, 214938340]

約数ペア:

[(1, 214938340), (2, 107469170), (4, 53734585), (5, 42987668), (10, 21493834), (20, 10746917), (103, 2086780), (206, 1043390), (412, 521695), (515, 417356), (1013, 212180), (1030, 208678), (2026, 106090), (2060, 104339), (4052, 53045), (5065, 42436), (10130, 21218), (10609, 20260)]