20600490

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{67}}^1\times {\mathrm{277}}^1$

素因数の和:391

約数の個数: 64

約数和(自身を含む): 51721344

約数和(自身を除く): 31120854

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 37, 67, 74, 111, 134, 185, 201, 222, 277, 335, 370, 402, 554, 555, 670, 831, 1005, 1110, 1385, 1662, 2010, 2479, 2770, 4155, 4958, 7437, 8310, 10249, 12395, 14874, 18559, 20498, 24790, 30747, 37118, 37185, 51245, 55677, 61494, 74370, 92795, 102490, 111354, 153735, 185590, 278385, 307470, 556770, 686683, 1373366, 2060049, 3433415, 4120098, 6866830, 10300245, 20600490]

約数ペア:

[(1, 20600490), (2, 10300245), (3, 6866830), (5, 4120098), (6, 3433415), (10, 2060049), (15, 1373366), (30, 686683), (37, 556770), (67, 307470), (74, 278385), (111, 185590), (134, 153735), (185, 111354), (201, 102490), (222, 92795), (277, 74370), (335, 61494), (370, 55677), (402, 51245), (554, 37185), (555, 37118), (670, 30747), (831, 24790), (1005, 20498), (1110, 18559), (1385, 14874), (1662, 12395), (2010, 10249), (2479, 8310), (2770, 7437), (4155, 4958)]