20220590

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{109}}^1\times {\mathrm{1427}}^1$

素因数の和:1556

約数の個数: 32

約数和(自身を含む): 39584160

約数和(自身を除く): 19363570

約数列:

[1, 2, 5, 10, 13, 26, 65, 109, 130, 218, 545, 1090, 1417, 1427, 2834, 2854, 7085, 7135, 14170, 14270, 18551, 37102, 92755, 155543, 185510, 311086, 777715, 1555430, 2022059, 4044118, 10110295, 20220590]

約数ペア:

[(1, 20220590), (2, 10110295), (5, 4044118), (10, 2022059), (13, 1555430), (26, 777715), (65, 311086), (109, 185510), (130, 155543), (218, 92755), (545, 37102), (1090, 18551), (1417, 14270), (1427, 14170), (2834, 7135), (2854, 7085)]