20372430

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{52237}}^1$

素因数の和:52260

約数の個数: 32

約数和(自身を含む): 52655904

約数和(自身を除く): 32283474

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 52237, 104474, 156711, 261185, 313422, 522370, 679081, 783555, 1358162, 1567110, 2037243, 3395405, 4074486, 6790810, 10186215, 20372430]

約数ペア:

[(1, 20372430), (2, 10186215), (3, 6790810), (5, 4074486), (6, 3395405), (10, 2037243), (13, 1567110), (15, 1358162), (26, 783555), (30, 679081), (39, 522370), (65, 313422), (78, 261185), (130, 156711), (195, 104474), (390, 52237)]