4701880

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{61}}^1$

素因数の和:160

約数の個数: 64

約数和(自身を含む): 11249280

約数和(自身を除く): 6547400

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 47, 61, 82, 94, 122, 164, 188, 205, 235, 244, 305, 328, 376, 410, 470, 488, 610, 820, 940, 1220, 1640, 1880, 1927, 2440, 2501, 2867, 3854, 5002, 5734, 7708, 9635, 10004, 11468, 12505, 14335, 15416, 19270, 20008, 22936, 25010, 28670, 38540, 50020, 57340, 77080, 100040, 114680, 117547, 235094, 470188, 587735, 940376, 1175470, 2350940, 4701880]

約数ペア:

[(1, 4701880), (2, 2350940), (4, 1175470), (5, 940376), (8, 587735), (10, 470188), (20, 235094), (40, 117547), (41, 114680), (47, 100040), (61, 77080), (82, 57340), (94, 50020), (122, 38540), (164, 28670), (188, 25010), (205, 22936), (235, 20008), (244, 19270), (305, 15416), (328, 14335), (376, 12505), (410, 11468), (470, 10004), (488, 9635), (610, 7708), (820, 5734), (940, 5002), (1220, 3854), (1640, 2867), (1880, 2501), (1927, 2440)]