20185230

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{73}}^1\times {\mathrm{709}}^1$

素因数の和:805

約数の個数: 64

約数和(自身を含む): 52960320

約数和(自身を除く): 32775090

約数列:

[1, 2, 3, 5, 6, 10, 13, 15, 26, 30, 39, 65, 73, 78, 130, 146, 195, 219, 365, 390, 438, 709, 730, 949, 1095, 1418, 1898, 2127, 2190, 2847, 3545, 4254, 4745, 5694, 7090, 9217, 9490, 10635, 14235, 18434, 21270, 27651, 28470, 46085, 51757, 55302, 92170, 103514, 138255, 155271, 258785, 276510, 310542, 517570, 672841, 776355, 1345682, 1552710, 2018523, 3364205, 4037046, 6728410, 10092615, 20185230]

約数ペア:

[(1, 20185230), (2, 10092615), (3, 6728410), (5, 4037046), (6, 3364205), (10, 2018523), (13, 1552710), (15, 1345682), (26, 776355), (30, 672841), (39, 517570), (65, 310542), (73, 276510), (78, 258785), (130, 155271), (146, 138255), (195, 103514), (219, 92170), (365, 55302), (390, 51757), (438, 46085), (709, 28470), (730, 27651), (949, 21270), (1095, 18434), (1418, 14235), (1898, 10635), (2127, 9490), (2190, 9217), (2847, 7090), (3545, 5694), (4254, 4745)]