2391990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1123}}^1$

素因数の和:1204

約数の個数: 32

約数和(自身を含む): 5826816

約数和(自身を除く): 3434826

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 213, 355, 426, 710, 1065, 1123, 2130, 2246, 3369, 5615, 6738, 11230, 16845, 33690, 79733, 159466, 239199, 398665, 478398, 797330, 1195995, 2391990]

約数ペア:

[(1, 2391990), (2, 1195995), (3, 797330), (5, 478398), (6, 398665), (10, 239199), (15, 159466), (30, 79733), (71, 33690), (142, 16845), (213, 11230), (355, 6738), (426, 5615), (710, 3369), (1065, 2246), (1123, 2130)]