20803510

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{22861}}^1$

素因数の和:22888

約数の個数: 32

約数和(自身を含む): 46089792

約数和(自身を除く): 25286282

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 35, 65, 70, 91, 130, 182, 455, 910, 22861, 45722, 114305, 160027, 228610, 297193, 320054, 594386, 800135, 1485965, 1600270, 2080351, 2971930, 4160702, 10401755, 20803510]

約数ペア:

[(1, 20803510), (2, 10401755), (5, 4160702), (7, 2971930), (10, 2080351), (13, 1600270), (14, 1485965), (26, 800135), (35, 594386), (65, 320054), (70, 297193), (91, 228610), (130, 160027), (182, 114305), (455, 45722), (910, 22861)]