42911920

素因数分解:

$2^4\times 5^1\times {\mathrm{536399}}^1$

素因数の和:536412

約数の個数: 20

約数和(自身を含む): 99770400

約数和(自身を除く): 56858480

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 536399, 1072798, 2145596, 2681995, 4291192, 5363990, 8582384, 10727980, 21455960, 42911920]

約数ペア:

[(1, 42911920), (2, 21455960), (4, 10727980), (5, 8582384), (8, 5363990), (10, 4291192), (16, 2681995), (20, 2145596), (40, 1072798), (80, 536399)]