129769940

素因数分解:

$2^2\times 5^1\times {\mathrm{499}}^1\times {\mathrm{13003}}^1$

素因数の和:13511

約数の個数: 24

約数和(自身を含む): 273084000

約数和(自身を除く): 143314060

約数列:

[1, 2, 4, 5, 10, 20, 499, 998, 1996, 2495, 4990, 9980, 13003, 26006, 52012, 65015, 130030, 260060, 6488497, 12976994, 25953988, 32442485, 64884970, 129769940]

約数ペア:

[(1, 129769940), (2, 64884970), (4, 32442485), (5, 25953988), (10, 12976994), (20, 6488497), (499, 260060), (998, 130030), (1996, 65015), (2495, 52012), (4990, 26006), (9980, 13003)]