2020402496

素因数分解:

$2^6\times 7^2\times {\mathrm{644261}}^1$

素因数の和:644287

約数の個数: 42

約数和(自身を含む): 4663812618

約数和(自身を除く): 2643410122

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 196, 224, 392, 448, 784, 1568, 3136, 644261, 1288522, 2577044, 4509827, 5154088, 9019654, 10308176, 18039308, 20616352, 31568789, 36078616, 41232704, 63137578, 72157232, 126275156, 144314464, 252550312, 288628928, 505100624, 1010201248, 2020402496]

約数ペア:

[(1, 2020402496), (2, 1010201248), (4, 505100624), (7, 288628928), (8, 252550312), (14, 144314464), (16, 126275156), (28, 72157232), (32, 63137578), (49, 41232704), (56, 36078616), (64, 31568789), (98, 20616352), (112, 18039308), (196, 10308176), (224, 9019654), (392, 5154088), (448, 4509827), (784, 2577044), (1568, 1288522), (3136, 644261)]