20330260

素因数分解:

$2^2\times 5^1\times {\mathrm{41}}^1\times {\mathrm{24793}}^1$

素因数の和:24843

約数の個数: 24

約数和(自身を含む): 43736616

約数和(自身を除く): 23406356

約数列:

[1, 2, 4, 5, 10, 20, 41, 82, 164, 205, 410, 820, 24793, 49586, 99172, 123965, 247930, 495860, 1016513, 2033026, 4066052, 5082565, 10165130, 20330260]

約数ペア:

[(1, 20330260), (2, 10165130), (4, 5082565), (5, 4066052), (10, 2033026), (20, 1016513), (41, 495860), (82, 247930), (164, 123965), (205, 99172), (410, 49586), (820, 24793)]