4265500

素因数分解:

$2^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{449}}^1$

素因数の和:487

約数の個数: 48

約数和(自身を含む): 9828000

約数和(自身を除く): 5562500

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 125, 190, 250, 380, 449, 475, 500, 898, 950, 1796, 1900, 2245, 2375, 4490, 4750, 8531, 8980, 9500, 11225, 17062, 22450, 34124, 42655, 44900, 56125, 85310, 112250, 170620, 213275, 224500, 426550, 853100, 1066375, 2132750, 4265500]

約数ペア:

[(1, 4265500), (2, 2132750), (4, 1066375), (5, 853100), (10, 426550), (19, 224500), (20, 213275), (25, 170620), (38, 112250), (50, 85310), (76, 56125), (95, 44900), (100, 42655), (125, 34124), (190, 22450), (250, 17062), (380, 11225), (449, 9500), (475, 8980), (500, 8531), (898, 4750), (950, 4490), (1796, 2375), (1900, 2245)]