19943940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{332399}}^1$

素因数の和:332411

約数の個数: 24

約数和(自身を含む): 55843200

約数和(自身を除く): 35899260

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 332399, 664798, 997197, 1329596, 1661995, 1994394, 3323990, 3988788, 4985985, 6647980, 9971970, 19943940]

約数ペア:

[(1, 19943940), (2, 9971970), (3, 6647980), (4, 4985985), (5, 3988788), (6, 3323990), (10, 1994394), (12, 1661995), (15, 1329596), (20, 997197), (30, 664798), (60, 332399)]