28179410

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{131}}^1\times {\mathrm{439}}^1$

素因数の和:591

約数の個数: 48

約数和(自身を含む): 59590080

約数和(自身を除く): 31410670

約数列:

[1, 2, 5, 7, 10, 14, 35, 49, 70, 98, 131, 245, 262, 439, 490, 655, 878, 917, 1310, 1834, 2195, 3073, 4390, 4585, 6146, 6419, 9170, 12838, 15365, 21511, 30730, 32095, 43022, 57509, 64190, 107555, 115018, 215110, 287545, 402563, 575090, 805126, 2012815, 2817941, 4025630, 5635882, 14089705, 28179410]

約数ペア:

[(1, 28179410), (2, 14089705), (5, 5635882), (7, 4025630), (10, 2817941), (14, 2012815), (35, 805126), (49, 575090), (70, 402563), (98, 287545), (131, 215110), (245, 115018), (262, 107555), (439, 64190), (490, 57509), (655, 43022), (878, 32095), (917, 30730), (1310, 21511), (1834, 15365), (2195, 12838), (3073, 9170), (4390, 6419), (4585, 6146)]