8939500

素因数分解:

$2^2\times 5^3\times {\mathrm{19}}^1\times {\mathrm{941}}^1$

素因数の和:979

約数の個数: 48

約数和(自身を含む): 20573280

約数和(自身を除く): 11633780

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 125, 190, 250, 380, 475, 500, 941, 950, 1882, 1900, 2375, 3764, 4705, 4750, 9410, 9500, 17879, 18820, 23525, 35758, 47050, 71516, 89395, 94100, 117625, 178790, 235250, 357580, 446975, 470500, 893950, 1787900, 2234875, 4469750, 8939500]

約数ペア:

[(1, 8939500), (2, 4469750), (4, 2234875), (5, 1787900), (10, 893950), (19, 470500), (20, 446975), (25, 357580), (38, 235250), (50, 178790), (76, 117625), (95, 94100), (100, 89395), (125, 71516), (190, 47050), (250, 35758), (380, 23525), (475, 18820), (500, 17879), (941, 9500), (950, 9410), (1882, 4750), (1900, 4705), (2375, 3764)]