8471960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{383}}^1$

素因数の和:480

約数の個数: 64

約数和(自身を含む): 22118400

約数和(自身を除く): 13646440

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 79, 140, 158, 280, 316, 383, 395, 553, 632, 766, 790, 1106, 1532, 1580, 1915, 2212, 2681, 2765, 3064, 3160, 3830, 4424, 5362, 5530, 7660, 10724, 11060, 13405, 15320, 21448, 22120, 26810, 30257, 53620, 60514, 107240, 121028, 151285, 211799, 242056, 302570, 423598, 605140, 847196, 1058995, 1210280, 1694392, 2117990, 4235980, 8471960]

約数ペア:

[(1, 8471960), (2, 4235980), (4, 2117990), (5, 1694392), (7, 1210280), (8, 1058995), (10, 847196), (14, 605140), (20, 423598), (28, 302570), (35, 242056), (40, 211799), (56, 151285), (70, 121028), (79, 107240), (140, 60514), (158, 53620), (280, 30257), (316, 26810), (383, 22120), (395, 21448), (553, 15320), (632, 13405), (766, 11060), (790, 10724), (1106, 7660), (1532, 5530), (1580, 5362), (1915, 4424), (2212, 3830), (2681, 3160), (2765, 3064)]