201220880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{359323}}^1$

素因数の和:359343

約数の個数: 40

約数和(自身を含む): 534674112

約数和(自身を除く): 333453232

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 35, 40, 56, 70, 80, 112, 140, 280, 560, 359323, 718646, 1437292, 1796615, 2515261, 2874584, 3593230, 5030522, 5749168, 7186460, 10061044, 12576305, 14372920, 20122088, 25152610, 28745840, 40244176, 50305220, 100610440, 201220880]

約数ペア:

[(1, 201220880), (2, 100610440), (4, 50305220), (5, 40244176), (7, 28745840), (8, 25152610), (10, 20122088), (14, 14372920), (16, 12576305), (20, 10061044), (28, 7186460), (35, 5749168), (40, 5030522), (56, 3593230), (70, 2874584), (80, 2515261), (112, 1796615), (140, 1437292), (280, 718646), (560, 359323)]