4258000

素因数分解:

$2^4\times 5^3\times {\mathrm{2129}}^1$

素因数の和:2152

約数の個数: 40

約数和(自身を含む): 10300680

約数和(自身を除く): 6042680

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 2129, 4258, 8516, 10645, 17032, 21290, 34064, 42580, 53225, 85160, 106450, 170320, 212900, 266125, 425800, 532250, 851600, 1064500, 2129000, 4258000]

約数ペア:

[(1, 4258000), (2, 2129000), (4, 1064500), (5, 851600), (8, 532250), (10, 425800), (16, 266125), (20, 212900), (25, 170320), (40, 106450), (50, 85160), (80, 53225), (100, 42580), (125, 34064), (200, 21290), (250, 17032), (400, 10645), (500, 8516), (1000, 4258), (2000, 2129)]