1245190190

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1753789}}^1$

素因数の和:1753867

約数の個数: 16

約数和(自身を含む): 2272911840

約数和(自身を除く): 1027721650

約数列:

[1, 2, 5, 10, 71, 142, 355, 710, 1753789, 3507578, 8768945, 17537890, 124519019, 249038038, 622595095, 1245190190]

約数ペア:

[(1, 1245190190), (2, 622595095), (5, 249038038), (10, 124519019), (71, 17537890), (142, 8768945), (355, 3507578), (710, 1753789)]