169989620

素因数分解:

$2^2\times 5^1\times {\mathrm{59}}^1\times {\mathrm{71}}^1\times {\mathrm{2029}}^1$

素因数の和:2168

約数の個数: 48

約数和(自身を含む): 368323200

約数和(自身を除く): 198333580

約数列:

[1, 2, 4, 5, 10, 20, 59, 71, 118, 142, 236, 284, 295, 355, 590, 710, 1180, 1420, 2029, 4058, 4189, 8116, 8378, 10145, 16756, 20290, 20945, 40580, 41890, 83780, 119711, 144059, 239422, 288118, 478844, 576236, 598555, 720295, 1197110, 1440590, 2394220, 2881180, 8499481, 16998962, 33997924, 42497405, 84994810, 169989620]

約数ペア:

[(1, 169989620), (2, 84994810), (4, 42497405), (5, 33997924), (10, 16998962), (20, 8499481), (59, 2881180), (71, 2394220), (118, 1440590), (142, 1197110), (236, 720295), (284, 598555), (295, 576236), (355, 478844), (590, 288118), (710, 239422), (1180, 144059), (1420, 119711), (2029, 83780), (4058, 41890), (4189, 40580), (8116, 20945), (8378, 20290), (10145, 16756)]