6541640

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{61}}^1\times {\mathrm{383}}^1$

素因数の和:462

約数の個数: 64

約数和(自身を含む): 17141760

約数和(自身を除く): 10600120

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 61, 70, 122, 140, 244, 280, 305, 383, 427, 488, 610, 766, 854, 1220, 1532, 1708, 1915, 2135, 2440, 2681, 3064, 3416, 3830, 4270, 5362, 7660, 8540, 10724, 13405, 15320, 17080, 21448, 23363, 26810, 46726, 53620, 93452, 107240, 116815, 163541, 186904, 233630, 327082, 467260, 654164, 817705, 934520, 1308328, 1635410, 3270820, 6541640]

約数ペア:

[(1, 6541640), (2, 3270820), (4, 1635410), (5, 1308328), (7, 934520), (8, 817705), (10, 654164), (14, 467260), (20, 327082), (28, 233630), (35, 186904), (40, 163541), (56, 116815), (61, 107240), (70, 93452), (122, 53620), (140, 46726), (244, 26810), (280, 23363), (305, 21448), (383, 17080), (427, 15320), (488, 13405), (610, 10724), (766, 8540), (854, 7660), (1220, 5362), (1532, 4270), (1708, 3830), (1915, 3416), (2135, 3064), (2440, 2681)]