2355640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{47}}^1\times {\mathrm{179}}^1$

素因数の和:244

約数の個数: 64

約数和(自身を含む): 6220800

約数和(自身を除く): 3865160

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 47, 56, 70, 94, 140, 179, 188, 235, 280, 329, 358, 376, 470, 658, 716, 895, 940, 1253, 1316, 1432, 1645, 1790, 1880, 2506, 2632, 3290, 3580, 5012, 6265, 6580, 7160, 8413, 10024, 12530, 13160, 16826, 25060, 33652, 42065, 50120, 58891, 67304, 84130, 117782, 168260, 235564, 294455, 336520, 471128, 588910, 1177820, 2355640]

約数ペア:

[(1, 2355640), (2, 1177820), (4, 588910), (5, 471128), (7, 336520), (8, 294455), (10, 235564), (14, 168260), (20, 117782), (28, 84130), (35, 67304), (40, 58891), (47, 50120), (56, 42065), (70, 33652), (94, 25060), (140, 16826), (179, 13160), (188, 12530), (235, 10024), (280, 8413), (329, 7160), (358, 6580), (376, 6265), (470, 5012), (658, 3580), (716, 3290), (895, 2632), (940, 2506), (1253, 1880), (1316, 1790), (1432, 1645)]