4290705280

素因数分解:

$2^7\times 5^1\times {\mathrm{311}}^1\times {\mathrm{21557}}^1$

素因数の和:21887

約数の個数: 64

約数和(自身を含む): 10290926880

約数和(自身を除く): 6000221600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 311, 320, 622, 640, 1244, 1555, 2488, 3110, 4976, 6220, 9952, 12440, 19904, 21557, 24880, 39808, 43114, 49760, 86228, 99520, 107785, 172456, 199040, 215570, 344912, 431140, 689824, 862280, 1379648, 1724560, 2759296, 3449120, 6704227, 6898240, 13408454, 13796480, 26816908, 33521135, 53633816, 67042270, 107267632, 134084540, 214535264, 268169080, 429070528, 536338160, 858141056, 1072676320, 2145352640, 4290705280]

約数ペア:

[(1, 4290705280), (2, 2145352640), (4, 1072676320), (5, 858141056), (8, 536338160), (10, 429070528), (16, 268169080), (20, 214535264), (32, 134084540), (40, 107267632), (64, 67042270), (80, 53633816), (128, 33521135), (160, 26816908), (311, 13796480), (320, 13408454), (622, 6898240), (640, 6704227), (1244, 3449120), (1555, 2759296), (2488, 1724560), (3110, 1379648), (4976, 862280), (6220, 689824), (9952, 431140), (12440, 344912), (19904, 215570), (21557, 199040), (24880, 172456), (39808, 107785), (43114, 99520), (49760, 86228)]