4486000

素因数分解:

$2^4\times 5^3\times {\mathrm{2243}}^1$

素因数の和:2266

約数の個数: 40

約数和(自身を含む): 10851984

約数和(自身を除く): 6365984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 40, 50, 80, 100, 125, 200, 250, 400, 500, 1000, 2000, 2243, 4486, 8972, 11215, 17944, 22430, 35888, 44860, 56075, 89720, 112150, 179440, 224300, 280375, 448600, 560750, 897200, 1121500, 2243000, 4486000]

約数ペア:

[(1, 4486000), (2, 2243000), (4, 1121500), (5, 897200), (8, 560750), (10, 448600), (16, 280375), (20, 224300), (25, 179440), (40, 112150), (50, 89720), (80, 56075), (100, 44860), (125, 35888), (200, 22430), (250, 17944), (400, 11215), (500, 8972), (1000, 4486), (2000, 2243)]