28084180

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{41}}^1\times {\mathrm{1181}}^1$

素因数の和:1260

約数の個数: 48

約数和(自身を含む): 62551440

約数和(自身を除く): 34467260

約数列:

[1, 2, 4, 5, 10, 20, 29, 41, 58, 82, 116, 145, 164, 205, 290, 410, 580, 820, 1181, 1189, 2362, 2378, 4724, 4756, 5905, 5945, 11810, 11890, 23620, 23780, 34249, 48421, 68498, 96842, 136996, 171245, 193684, 242105, 342490, 484210, 684980, 968420, 1404209, 2808418, 5616836, 7021045, 14042090, 28084180]

約数ペア:

[(1, 28084180), (2, 14042090), (4, 7021045), (5, 5616836), (10, 2808418), (20, 1404209), (29, 968420), (41, 684980), (58, 484210), (82, 342490), (116, 242105), (145, 193684), (164, 171245), (205, 136996), (290, 96842), (410, 68498), (580, 48421), (820, 34249), (1181, 23780), (1189, 23620), (2362, 11890), (2378, 11810), (4724, 5945), (4756, 5905)]