2100051110780

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{487}}^1\times {\mathrm{30801571}}^1$

素因数の和:30802074

約数の個数: 48

約数和(自身を含む): 5050472157696

約数和(自身を除く): 2950421046916

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 487, 974, 1948, 2435, 3409, 4870, 6818, 9740, 13636, 17045, 34090, 68180, 30801571, 61603142, 123206284, 154007855, 215610997, 308015710, 431221994, 616031420, 862443988, 1078054985, 2156109970, 4312219940, 15000365077, 30000730154, 60001460308, 75001825385, 105002555539, 150003650770, 210005111078, 300007301540, 420010222156, 525012777695, 1050025555390, 2100051110780]

約数ペア:

[(1, 2100051110780), (2, 1050025555390), (4, 525012777695), (5, 420010222156), (7, 300007301540), (10, 210005111078), (14, 150003650770), (20, 105002555539), (28, 75001825385), (35, 60001460308), (70, 30000730154), (140, 15000365077), (487, 4312219940), (974, 2156109970), (1948, 1078054985), (2435, 862443988), (3409, 616031420), (4870, 431221994), (6818, 308015710), (9740, 215610997), (13636, 154007855), (17045, 123206284), (34090, 61603142), (68180, 30801571)]