8378680

素因数分解:

$2^3\times 5^1\times {\mathrm{29}}^1\times {\mathrm{31}}^1\times {\mathrm{233}}^1$

素因数の和:304

約数の個数: 64

約数和(自身を含む): 20217600

約数和(自身を除く): 11838920

約数列:

[1, 2, 4, 5, 8, 10, 20, 29, 31, 40, 58, 62, 116, 124, 145, 155, 232, 233, 248, 290, 310, 466, 580, 620, 899, 932, 1160, 1165, 1240, 1798, 1864, 2330, 3596, 4495, 4660, 6757, 7192, 7223, 8990, 9320, 13514, 14446, 17980, 27028, 28892, 33785, 35960, 36115, 54056, 57784, 67570, 72230, 135140, 144460, 209467, 270280, 288920, 418934, 837868, 1047335, 1675736, 2094670, 4189340, 8378680]

約数ペア:

[(1, 8378680), (2, 4189340), (4, 2094670), (5, 1675736), (8, 1047335), (10, 837868), (20, 418934), (29, 288920), (31, 270280), (40, 209467), (58, 144460), (62, 135140), (116, 72230), (124, 67570), (145, 57784), (155, 54056), (232, 36115), (233, 35960), (248, 33785), (290, 28892), (310, 27028), (466, 17980), (580, 14446), (620, 13514), (899, 9320), (932, 8990), (1160, 7223), (1165, 7192), (1240, 6757), (1798, 4660), (1864, 4495), (2330, 3596)]