1489248880

素因数分解:

$2^4\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{139967}}^1$

素因数の和:140006

約数の個数: 80

約数和(自身を含む): 4165447680

約数和(自身を除く): 2676198800

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 56, 70, 76, 80, 95, 112, 133, 140, 152, 190, 266, 280, 304, 380, 532, 560, 665, 760, 1064, 1330, 1520, 2128, 2660, 5320, 10640, 139967, 279934, 559868, 699835, 979769, 1119736, 1399670, 1959538, 2239472, 2659373, 2799340, 3919076, 4898845, 5318746, 5598680, 7838152, 9797690, 10637492, 11197360, 13296865, 15676304, 18615611, 19595380, 21274984, 26593730, 37231222, 39190760, 42549968, 53187460, 74462444, 78381520, 93078055, 106374920, 148924888, 186156110, 212749840, 297849776, 372312220, 744624440, 1489248880]

約数ペア:

[(1, 1489248880), (2, 744624440), (4, 372312220), (5, 297849776), (7, 212749840), (8, 186156110), (10, 148924888), (14, 106374920), (16, 93078055), (19, 78381520), (20, 74462444), (28, 53187460), (35, 42549968), (38, 39190760), (40, 37231222), (56, 26593730), (70, 21274984), (76, 19595380), (80, 18615611), (95, 15676304), (112, 13296865), (133, 11197360), (140, 10637492), (152, 9797690), (190, 7838152), (266, 5598680), (280, 5318746), (304, 4898845), (380, 3919076), (532, 2799340), (560, 2659373), (665, 2239472), (760, 1959538), (1064, 1399670), (1330, 1119736), (1520, 979769), (2128, 699835), (2660, 559868), (5320, 279934), (10640, 139967)]