1260809984

素因数分解:

$2^8\times 7^2\times {\mathrm{100511}}^1$

素因数の和:100541

約数の個数: 54

約数和(自身を含む): 2927613024

約数和(自身を除く): 1666803040

約数列:

[1, 2, 4, 7, 8, 14, 16, 28, 32, 49, 56, 64, 98, 112, 128, 196, 224, 256, 392, 448, 784, 896, 1568, 1792, 3136, 6272, 12544, 100511, 201022, 402044, 703577, 804088, 1407154, 1608176, 2814308, 3216352, 4925039, 5628616, 6432704, 9850078, 11257232, 12865408, 19700156, 22514464, 25730816, 39400312, 45028928, 78800624, 90057856, 157601248, 180115712, 315202496, 630404992, 1260809984]

約数ペア:

[(1, 1260809984), (2, 630404992), (4, 315202496), (7, 180115712), (8, 157601248), (14, 90057856), (16, 78800624), (28, 45028928), (32, 39400312), (49, 25730816), (56, 22514464), (64, 19700156), (98, 12865408), (112, 11257232), (128, 9850078), (196, 6432704), (224, 5628616), (256, 4925039), (392, 3216352), (448, 2814308), (784, 1608176), (896, 1407154), (1568, 804088), (1792, 703577), (3136, 402044), (6272, 201022), (12544, 100511)]