395164060

素因数分解:

$2^2\times 5^1\times {\mathrm{2467}}^1\times {\mathrm{8009}}^1$

素因数の和:10485

約数の個数: 24

約数和(自身を含む): 830284560

約数和(自身を除く): 435120500

約数列:

[1, 2, 4, 5, 10, 20, 2467, 4934, 8009, 9868, 12335, 16018, 24670, 32036, 40045, 49340, 80090, 160180, 19758203, 39516406, 79032812, 98791015, 197582030, 395164060]

約数ペア:

[(1, 395164060), (2, 197582030), (4, 98791015), (5, 79032812), (10, 39516406), (20, 19758203), (2467, 160180), (4934, 80090), (8009, 49340), (9868, 40045), (12335, 32036), (16018, 24670)]