8972000

素因数分解:

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

素因数の和:2268

約数の個数: 48

約数和(自身を含む): 22054032

約数和(自身を除く): 13082032

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 25, 32, 40, 50, 80, 100, 125, 160, 200, 250, 400, 500, 800, 1000, 2000, 2243, 4000, 4486, 8972, 11215, 17944, 22430, 35888, 44860, 56075, 71776, 89720, 112150, 179440, 224300, 280375, 358880, 448600, 560750, 897200, 1121500, 1794400, 2243000, 4486000, 8972000]

約数ペア:

[(1, 8972000), (2, 4486000), (4, 2243000), (5, 1794400), (8, 1121500), (10, 897200), (16, 560750), (20, 448600), (25, 358880), (32, 280375), (40, 224300), (50, 179440), (80, 112150), (100, 89720), (125, 71776), (160, 56075), (200, 44860), (250, 35888), (400, 22430), (500, 17944), (800, 11215), (1000, 8972), (2000, 4486), (2243, 4000)]