28318360

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{5323}}^1$

素因数の和:5360

約数の個数: 64

約数和(自身を含む): 76665600

約数和(自身を除く): 48347240

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 56, 70, 76, 95, 133, 140, 152, 190, 266, 280, 380, 532, 665, 760, 1064, 1330, 2660, 5320, 5323, 10646, 21292, 26615, 37261, 42584, 53230, 74522, 101137, 106460, 149044, 186305, 202274, 212920, 298088, 372610, 404548, 505685, 707959, 745220, 809096, 1011370, 1415918, 1490440, 2022740, 2831836, 3539795, 4045480, 5663672, 7079590, 14159180, 28318360]

約数ペア:

[(1, 28318360), (2, 14159180), (4, 7079590), (5, 5663672), (7, 4045480), (8, 3539795), (10, 2831836), (14, 2022740), (19, 1490440), (20, 1415918), (28, 1011370), (35, 809096), (38, 745220), (40, 707959), (56, 505685), (70, 404548), (76, 372610), (95, 298088), (133, 212920), (140, 202274), (152, 186305), (190, 149044), (266, 106460), (280, 101137), (380, 74522), (532, 53230), (665, 42584), (760, 37261), (1064, 26615), (1330, 21292), (2660, 10646), (5320, 5323)]