74937020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{220403}}^1$

素因数の和:220429

約数の個数: 24

約数和(自身を含む): 166625424

約数和(自身を除く): 91688404

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 220403, 440806, 881612, 1102015, 2204030, 3746851, 4408060, 7493702, 14987404, 18734255, 37468510, 74937020]

約数ペア:

[(1, 74937020), (2, 37468510), (4, 18734255), (5, 14987404), (10, 7493702), (17, 4408060), (20, 3746851), (34, 2204030), (68, 1102015), (85, 881612), (170, 440806), (340, 220403)]