2495080

素因数分解:

$2^3\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1$

素因数の和:111

約数の個数: 96

約数和(自身を含む): 6976800

約数和(自身を除く): 4481720

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 19, 20, 28, 35, 38, 40, 49, 56, 67, 70, 76, 95, 98, 133, 134, 140, 152, 190, 196, 245, 266, 268, 280, 335, 380, 392, 469, 490, 532, 536, 665, 670, 760, 931, 938, 980, 1064, 1273, 1330, 1340, 1862, 1876, 1960, 2345, 2546, 2660, 2680, 3283, 3724, 3752, 4655, 4690, 5092, 5320, 6365, 6566, 7448, 8911, 9310, 9380, 10184, 12730, 13132, 16415, 17822, 18620, 18760, 25460, 26264, 32830, 35644, 37240, 44555, 50920, 62377, 65660, 71288, 89110, 124754, 131320, 178220, 249508, 311885, 356440, 499016, 623770, 1247540, 2495080]

約数ペア:

[(1, 2495080), (2, 1247540), (4, 623770), (5, 499016), (7, 356440), (8, 311885), (10, 249508), (14, 178220), (19, 131320), (20, 124754), (28, 89110), (35, 71288), (38, 65660), (40, 62377), (49, 50920), (56, 44555), (67, 37240), (70, 35644), (76, 32830), (95, 26264), (98, 25460), (133, 18760), (134, 18620), (140, 17822), (152, 16415), (190, 13132), (196, 12730), (245, 10184), (266, 9380), (268, 9310), (280, 8911), (335, 7448), (380, 6566), (392, 6365), (469, 5320), (490, 5092), (532, 4690), (536, 4655), (665, 3752), (670, 3724), (760, 3283), (931, 2680), (938, 2660), (980, 2546), (1064, 2345), (1273, 1960), (1330, 1876), (1340, 1862)]