2019637780

素因数分解:

$2^2\times 5^1\times {\mathrm{4073}}^1\times {\mathrm{24793}}^1$

素因数の和:28875

約数の個数: 24

約数和(自身を含む): 4242451752

約数和(自身を除く): 2222813972

約数列:

[1, 2, 4, 5, 10, 20, 4073, 8146, 16292, 20365, 24793, 40730, 49586, 81460, 99172, 123965, 247930, 495860, 100981889, 201963778, 403927556, 504909445, 1009818890, 2019637780]

約数ペア:

[(1, 2019637780), (2, 1009818890), (4, 504909445), (5, 403927556), (10, 201963778), (20, 100981889), (4073, 495860), (8146, 247930), (16292, 123965), (20365, 99172), (24793, 81460), (40730, 49586)]