4018280

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{113}}^1\times {\mathrm{127}}^1$

素因数の和:258

約数の個数: 64

約数和(自身を含む): 10506240

約数和(自身を除く): 6487960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 113, 127, 140, 226, 254, 280, 452, 508, 565, 635, 791, 889, 904, 1016, 1130, 1270, 1582, 1778, 2260, 2540, 3164, 3556, 3955, 4445, 4520, 5080, 6328, 7112, 7910, 8890, 14351, 15820, 17780, 28702, 31640, 35560, 57404, 71755, 100457, 114808, 143510, 200914, 287020, 401828, 502285, 574040, 803656, 1004570, 2009140, 4018280]

約数ペア:

[(1, 4018280), (2, 2009140), (4, 1004570), (5, 803656), (7, 574040), (8, 502285), (10, 401828), (14, 287020), (20, 200914), (28, 143510), (35, 114808), (40, 100457), (56, 71755), (70, 57404), (113, 35560), (127, 31640), (140, 28702), (226, 17780), (254, 15820), (280, 14351), (452, 8890), (508, 7910), (565, 7112), (635, 6328), (791, 5080), (889, 4520), (904, 4445), (1016, 3955), (1130, 3556), (1270, 3164), (1582, 2540), (1778, 2260)]