20430930

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{52387}}^1$

素因数の和:52410

約数の個数: 32

約数和(自身を含む): 52807104

約数和(自身を除く): 32376174

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 78, 130, 195, 390, 52387, 104774, 157161, 261935, 314322, 523870, 681031, 785805, 1362062, 1571610, 2043093, 3405155, 4086186, 6810310, 10215465, 20430930]

約数ペア:

[(1, 20430930), (2, 10215465), (3, 6810310), (5, 4086186), (6, 3405155), (10, 2043093), (13, 1571610), (15, 1362062), (26, 785805), (30, 681031), (39, 523870), (65, 314322), (78, 261935), (130, 157161), (195, 104774), (390, 52387)]