4990160

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1$

素因数の和:113

約数の個数: 120

約数和(自身を含む): 14418720

約数和(自身を除く): 9428560

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 19, 20, 28, 35, 38, 40, 49, 56, 67, 70, 76, 80, 95, 98, 112, 133, 134, 140, 152, 190, 196, 245, 266, 268, 280, 304, 335, 380, 392, 469, 490, 532, 536, 560, 665, 670, 760, 784, 931, 938, 980, 1064, 1072, 1273, 1330, 1340, 1520, 1862, 1876, 1960, 2128, 2345, 2546, 2660, 2680, 3283, 3724, 3752, 3920, 4655, 4690, 5092, 5320, 5360, 6365, 6566, 7448, 7504, 8911, 9310, 9380, 10184, 10640, 12730, 13132, 14896, 16415, 17822, 18620, 18760, 20368, 25460, 26264, 32830, 35644, 37240, 37520, 44555, 50920, 52528, 62377, 65660, 71288, 74480, 89110, 101840, 124754, 131320, 142576, 178220, 249508, 262640, 311885, 356440, 499016, 623770, 712880, 998032, 1247540, 2495080, 4990160]

約数ペア:

[(1, 4990160), (2, 2495080), (4, 1247540), (5, 998032), (7, 712880), (8, 623770), (10, 499016), (14, 356440), (16, 311885), (19, 262640), (20, 249508), (28, 178220), (35, 142576), (38, 131320), (40, 124754), (49, 101840), (56, 89110), (67, 74480), (70, 71288), (76, 65660), (80, 62377), (95, 52528), (98, 50920), (112, 44555), (133, 37520), (134, 37240), (140, 35644), (152, 32830), (190, 26264), (196, 25460), (245, 20368), (266, 18760), (268, 18620), (280, 17822), (304, 16415), (335, 14896), (380, 13132), (392, 12730), (469, 10640), (490, 10184), (532, 9380), (536, 9310), (560, 8911), (665, 7504), (670, 7448), (760, 6566), (784, 6365), (931, 5360), (938, 5320), (980, 5092), (1064, 4690), (1072, 4655), (1273, 3920), (1330, 3752), (1340, 3724), (1520, 3283), (1862, 2680), (1876, 2660), (1960, 2546), (2128, 2345)]