42400450

素因数分解:

$2^1\times 5^2\times {\mathrm{211}}^1\times {\mathrm{4019}}^1$

素因数の和:4242

約数の個数: 24

約数和(自身を含む): 79258320

約数和(自身を除く): 36857870

約数列:

[1, 2, 5, 10, 25, 50, 211, 422, 1055, 2110, 4019, 5275, 8038, 10550, 20095, 40190, 100475, 200950, 848009, 1696018, 4240045, 8480090, 21200225, 42400450]

約数ペア:

[(1, 42400450), (2, 21200225), (5, 8480090), (10, 4240045), (25, 1696018), (50, 848009), (211, 200950), (422, 100475), (1055, 40190), (2110, 20095), (4019, 10550), (5275, 8038)]