1392720

素因数分解:

$2^4\times 3^1\times 5^1\times 7^1\times {\mathrm{829}}^1$

素因数の和:852

約数の個数: 80

約数和(自身を含む): 4940160

約数和(自身を除く): 3547440

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 16, 20, 21, 24, 28, 30, 35, 40, 42, 48, 56, 60, 70, 80, 84, 105, 112, 120, 140, 168, 210, 240, 280, 336, 420, 560, 829, 840, 1658, 1680, 2487, 3316, 4145, 4974, 5803, 6632, 8290, 9948, 11606, 12435, 13264, 16580, 17409, 19896, 23212, 24870, 29015, 33160, 34818, 39792, 46424, 49740, 58030, 66320, 69636, 87045, 92848, 99480, 116060, 139272, 174090, 198960, 232120, 278544, 348180, 464240, 696360, 1392720]

約数ペア:

[(1, 1392720), (2, 696360), (3, 464240), (4, 348180), (5, 278544), (6, 232120), (7, 198960), (8, 174090), (10, 139272), (12, 116060), (14, 99480), (15, 92848), (16, 87045), (20, 69636), (21, 66320), (24, 58030), (28, 49740), (30, 46424), (35, 39792), (40, 34818), (42, 33160), (48, 29015), (56, 24870), (60, 23212), (70, 19896), (80, 17409), (84, 16580), (105, 13264), (112, 12435), (120, 11606), (140, 9948), (168, 8290), (210, 6632), (240, 5803), (280, 4974), (336, 4145), (420, 3316), (560, 2487), (829, 1680), (840, 1658)]