11187580

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{59}}^1\times {\mathrm{499}}^1$

素因数の和:586

約数の個数: 48

約数和(自身を含む): 25200000

約数和(自身を除く): 14012420

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 59, 76, 95, 118, 190, 236, 295, 380, 499, 590, 998, 1121, 1180, 1996, 2242, 2495, 4484, 4990, 5605, 9481, 9980, 11210, 18962, 22420, 29441, 37924, 47405, 58882, 94810, 117764, 147205, 189620, 294410, 559379, 588820, 1118758, 2237516, 2796895, 5593790, 11187580]

約数ペア:

[(1, 11187580), (2, 5593790), (4, 2796895), (5, 2237516), (10, 1118758), (19, 588820), (20, 559379), (38, 294410), (59, 189620), (76, 147205), (95, 117764), (118, 94810), (190, 58882), (236, 47405), (295, 37924), (380, 29441), (499, 22420), (590, 18962), (998, 11210), (1121, 9980), (1180, 9481), (1996, 5605), (2242, 4990), (2495, 4484)]