4547720

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{59}}^1$

素因数の和:158

約数の個数: 64

約数和(自身を含む): 10886400

約数和(自身を除く): 6338680

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 47, 59, 82, 94, 118, 164, 188, 205, 235, 236, 295, 328, 376, 410, 470, 472, 590, 820, 940, 1180, 1640, 1880, 1927, 2360, 2419, 2773, 3854, 4838, 5546, 7708, 9635, 9676, 11092, 12095, 13865, 15416, 19270, 19352, 22184, 24190, 27730, 38540, 48380, 55460, 77080, 96760, 110920, 113693, 227386, 454772, 568465, 909544, 1136930, 2273860, 4547720]

約数ペア:

[(1, 4547720), (2, 2273860), (4, 1136930), (5, 909544), (8, 568465), (10, 454772), (20, 227386), (40, 113693), (41, 110920), (47, 96760), (59, 77080), (82, 55460), (94, 48380), (118, 38540), (164, 27730), (188, 24190), (205, 22184), (235, 19352), (236, 19270), (295, 15416), (328, 13865), (376, 12095), (410, 11092), (470, 9676), (472, 9635), (590, 7708), (820, 5546), (940, 4838), (1180, 3854), (1640, 2773), (1880, 2419), (1927, 2360)]