20292280

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{13711}}^1$

素因数の和:13759

約数の個数: 32

約数和(自身を含む): 46895040

約数和(自身を除く): 26602760

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1480, 13711, 27422, 54844, 68555, 109688, 137110, 274220, 507307, 548440, 1014614, 2029228, 2536535, 4058456, 5073070, 10146140, 20292280]

約数ペア:

[(1, 20292280), (2, 10146140), (4, 5073070), (5, 4058456), (8, 2536535), (10, 2029228), (20, 1014614), (37, 548440), (40, 507307), (74, 274220), (148, 137110), (185, 109688), (296, 68555), (370, 54844), (740, 27422), (1480, 13711)]