12701840

素因数分解:

$2^4\times 5^1\times {\mathrm{179}}^1\times {\mathrm{887}}^1$

素因数の和:1079

約数の個数: 40

約数和(自身を含む): 29730240

約数和(自身を除く): 17028400

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 179, 358, 716, 887, 895, 1432, 1774, 1790, 2864, 3548, 3580, 4435, 7096, 7160, 8870, 14192, 14320, 17740, 35480, 70960, 158773, 317546, 635092, 793865, 1270184, 1587730, 2540368, 3175460, 6350920, 12701840]

約数ペア:

[(1, 12701840), (2, 6350920), (4, 3175460), (5, 2540368), (8, 1587730), (10, 1270184), (16, 793865), (20, 635092), (40, 317546), (80, 158773), (179, 70960), (358, 35480), (716, 17740), (887, 14320), (895, 14192), (1432, 8870), (1774, 7160), (1790, 7096), (2864, 4435), (3548, 3580)]