42808360

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{21841}}^1$

素因数の和:21866

約数の個数: 48

約数和(自身を含む): 112049460

約数和(自身を除く): 69241100

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 49, 56, 70, 98, 140, 196, 245, 280, 392, 490, 980, 1960, 21841, 43682, 87364, 109205, 152887, 174728, 218410, 305774, 436820, 611548, 764435, 873640, 1070209, 1223096, 1528870, 2140418, 3057740, 4280836, 5351045, 6115480, 8561672, 10702090, 21404180, 42808360]

約数ペア:

[(1, 42808360), (2, 21404180), (4, 10702090), (5, 8561672), (7, 6115480), (8, 5351045), (10, 4280836), (14, 3057740), (20, 2140418), (28, 1528870), (35, 1223096), (40, 1070209), (49, 873640), (56, 764435), (70, 611548), (98, 436820), (140, 305774), (196, 218410), (245, 174728), (280, 152887), (392, 109205), (490, 87364), (980, 43682), (1960, 21841)]