1642400

素因数分解:

$2^5\times 5^2\times {\mathrm{2053}}^1$

素因数の和:2073

約数の個数: 36

約数和(自身を含む): 4011462

約数和(自身を除く): 2369062

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 160, 200, 400, 800, 2053, 4106, 8212, 10265, 16424, 20530, 32848, 41060, 51325, 65696, 82120, 102650, 164240, 205300, 328480, 410600, 821200, 1642400]

約数ペア:

[(1, 1642400), (2, 821200), (4, 410600), (5, 328480), (8, 205300), (10, 164240), (16, 102650), (20, 82120), (25, 65696), (32, 51325), (40, 41060), (50, 32848), (80, 20530), (100, 16424), (160, 10265), (200, 8212), (400, 4106), (800, 2053)]