161637020

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{475403}}^1$

素因数の和:475429

約数の個数: 24

約数和(自身を含む): 359405424

約数和(自身を除く): 197768404

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 475403, 950806, 1901612, 2377015, 4754030, 8081851, 9508060, 16163702, 32327404, 40409255, 80818510, 161637020]

約数ペア:

[(1, 161637020), (2, 80818510), (4, 40409255), (5, 32327404), (10, 16163702), (17, 9508060), (20, 8081851), (34, 4754030), (68, 2377015), (85, 1901612), (170, 950806), (340, 475403)]