56617960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{229}}^1\times {\mathrm{883}}^1$

素因数の和:1130

約数の個数: 64

約数和(自身を含む): 146390400

約数和(自身を除く): 89772440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 229, 280, 458, 883, 916, 1145, 1603, 1766, 1832, 2290, 3206, 3532, 4415, 4580, 6181, 6412, 7064, 8015, 8830, 9160, 12362, 12824, 16030, 17660, 24724, 30905, 32060, 35320, 49448, 61810, 64120, 123620, 202207, 247240, 404414, 808828, 1011035, 1415449, 1617656, 2022070, 2830898, 4044140, 5661796, 7077245, 8088280, 11323592, 14154490, 28308980, 56617960]

約数ペア:

[(1, 56617960), (2, 28308980), (4, 14154490), (5, 11323592), (7, 8088280), (8, 7077245), (10, 5661796), (14, 4044140), (20, 2830898), (28, 2022070), (35, 1617656), (40, 1415449), (56, 1011035), (70, 808828), (140, 404414), (229, 247240), (280, 202207), (458, 123620), (883, 64120), (916, 61810), (1145, 49448), (1603, 35320), (1766, 32060), (1832, 30905), (2290, 24724), (3206, 17660), (3532, 16030), (4415, 12824), (4580, 12362), (6181, 9160), (6412, 8830), (7064, 8015)]