122438120

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{437279}}^1$

素因数の和:437297

約数の個数: 32

約数和(自身を含む): 314841600

約数和(自身を除く): 192403480

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 437279, 874558, 1749116, 2186395, 3060953, 3498232, 4372790, 6121906, 8745580, 12243812, 15304765, 17491160, 24487624, 30609530, 61219060, 122438120]

約数ペア:

[(1, 122438120), (2, 61219060), (4, 30609530), (5, 24487624), (7, 17491160), (8, 15304765), (10, 12243812), (14, 8745580), (20, 6121906), (28, 4372790), (35, 3498232), (40, 3060953), (56, 2186395), (70, 1749116), (140, 874558), (280, 437279)]