211420190

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{647}}^1\times {\mathrm{797}}^1$

素因数の和:1492

約数の個数: 32

約数和(自身を含む): 390930624

約数和(自身を除く): 179510434

約数列:

[1, 2, 5, 10, 41, 82, 205, 410, 647, 797, 1294, 1594, 3235, 3985, 6470, 7970, 26527, 32677, 53054, 65354, 132635, 163385, 265270, 326770, 515659, 1031318, 2578295, 5156590, 21142019, 42284038, 105710095, 211420190]

約数ペア:

[(1, 211420190), (2, 105710095), (5, 42284038), (10, 21142019), (41, 5156590), (82, 2578295), (205, 1031318), (410, 515659), (647, 326770), (797, 265270), (1294, 163385), (1594, 132635), (3235, 65354), (3985, 53054), (6470, 32677), (7970, 26527)]