213082360

素因数分解:

$2^3\times 5^1\times {\mathrm{71}}^1\times {\mathrm{75029}}^1$

素因数の和:75111

約数の個数: 32

約数和(自身を含む): 486194400

約数和(自身を除く): 273112040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 71, 142, 284, 355, 568, 710, 1420, 2840, 75029, 150058, 300116, 375145, 600232, 750290, 1500580, 3001160, 5327059, 10654118, 21308236, 26635295, 42616472, 53270590, 106541180, 213082360]

約数ペア:

[(1, 213082360), (2, 106541180), (4, 53270590), (5, 42616472), (8, 26635295), (10, 21308236), (20, 10654118), (40, 5327059), (71, 3001160), (142, 1500580), (284, 750290), (355, 600232), (568, 375145), (710, 300116), (1420, 150058), (2840, 75029)]