8506000

素因数分解:

$2^4\times 5^3\times {\mathrm{4253}}^1$

素因数の和:4276

約数の個数: 40

約数和(自身を含む): 20572344

約数和(自身を除く): 12066344

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 4253, 8506, 17012, 21265, 34024, 42530, 68048, 85060, 106325, 170120, 212650, 340240, 425300, 531625, 850600, 1063250, 1701200, 2126500, 4253000, 8506000]

約数ペア:

[(1, 8506000), (2, 4253000), (4, 2126500), (5, 1701200), (8, 1063250), (10, 850600), (16, 531625), (20, 425300), (25, 340240), (40, 212650), (50, 170120), (80, 106325), (100, 85060), (125, 68048), (200, 42530), (250, 34024), (400, 21265), (500, 17012), (1000, 8506), (2000, 4253)]