1911920

素因数分解:

$2^4\times 5^1\times {\mathrm{23899}}^1$

素因数の和:23912

約数の個数: 20

約数和(自身を含む): 4445400

約数和(自身を除く): 2533480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 23899, 47798, 95596, 119495, 191192, 238990, 382384, 477980, 955960, 1911920]

約数ペア:

[(1, 1911920), (2, 955960), (4, 477980), (5, 382384), (8, 238990), (10, 191192), (16, 119495), (20, 95596), (40, 47798), (80, 23899)]