39974180

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^3$

素因数の和:161

約数の個数: 48

約数和(自身を含む): 89011440

約数和(自身を除く): 49037260

約数列:

[1, 2, 4, 5, 10, 20, 29, 41, 58, 82, 116, 145, 164, 205, 290, 410, 580, 820, 1189, 1681, 2378, 3362, 4756, 5945, 6724, 8405, 11890, 16810, 23780, 33620, 48749, 68921, 97498, 137842, 194996, 243745, 275684, 344605, 487490, 689210, 974980, 1378420, 1998709, 3997418, 7994836, 9993545, 19987090, 39974180]

約数ペア:

[(1, 39974180), (2, 19987090), (4, 9993545), (5, 7994836), (10, 3997418), (20, 1998709), (29, 1378420), (41, 974980), (58, 689210), (82, 487490), (116, 344605), (145, 275684), (164, 243745), (205, 194996), (290, 137842), (410, 97498), (580, 68921), (820, 48749), (1189, 33620), (1681, 23780), (2378, 16810), (3362, 11890), (4756, 8405), (5945, 6724)]