4688720

素因数分解:

$2^4\times 5^1\times {\mathrm{29}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1$

素因数の和:132

約数の個数: 80

約数和(自身を含む): 11784960

約数和(自身を除く): 7096240

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 29, 40, 43, 47, 58, 80, 86, 94, 116, 145, 172, 188, 215, 232, 235, 290, 344, 376, 430, 464, 470, 580, 688, 752, 860, 940, 1160, 1247, 1363, 1720, 1880, 2021, 2320, 2494, 2726, 3440, 3760, 4042, 4988, 5452, 6235, 6815, 8084, 9976, 10105, 10904, 12470, 13630, 16168, 19952, 20210, 21808, 24940, 27260, 32336, 40420, 49880, 54520, 58609, 80840, 99760, 109040, 117218, 161680, 234436, 293045, 468872, 586090, 937744, 1172180, 2344360, 4688720]

約数ペア:

[(1, 4688720), (2, 2344360), (4, 1172180), (5, 937744), (8, 586090), (10, 468872), (16, 293045), (20, 234436), (29, 161680), (40, 117218), (43, 109040), (47, 99760), (58, 80840), (80, 58609), (86, 54520), (94, 49880), (116, 40420), (145, 32336), (172, 27260), (188, 24940), (215, 21808), (232, 20210), (235, 19952), (290, 16168), (344, 13630), (376, 12470), (430, 10904), (464, 10105), (470, 9976), (580, 8084), (688, 6815), (752, 6235), (860, 5452), (940, 4988), (1160, 4042), (1247, 3760), (1363, 3440), (1720, 2726), (1880, 2494), (2021, 2320)]