20591940

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{343199}}^1$

素因数の和:343211

約数の個数: 24

約数和(自身を含む): 57657600

約数和(自身を除く): 37065660

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 343199, 686398, 1029597, 1372796, 1715995, 2059194, 3431990, 4118388, 5147985, 6863980, 10295970, 20591940]

約数ペア:

[(1, 20591940), (2, 10295970), (3, 6863980), (4, 5147985), (5, 4118388), (6, 3431990), (10, 2059194), (12, 1715995), (15, 1372796), (20, 1029597), (30, 686398), (60, 343199)]