228213860

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{587}}^1\times {\mathrm{2777}}^1$

素因数の和:3380

約数の個数: 48

約数和(自身を含む): 548843904

約数和(自身を除く): 320630044

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 587, 1174, 2348, 2777, 2935, 4109, 5554, 5870, 8218, 11108, 11740, 13885, 16436, 19439, 20545, 27770, 38878, 41090, 55540, 77756, 82180, 97195, 194390, 388780, 1630099, 3260198, 6520396, 8150495, 11410693, 16300990, 22821386, 32601980, 45642772, 57053465, 114106930, 228213860]

約数ペア:

[(1, 228213860), (2, 114106930), (4, 57053465), (5, 45642772), (7, 32601980), (10, 22821386), (14, 16300990), (20, 11410693), (28, 8150495), (35, 6520396), (70, 3260198), (140, 1630099), (587, 388780), (1174, 194390), (2348, 97195), (2777, 82180), (2935, 77756), (4109, 55540), (5554, 41090), (5870, 38878), (8218, 27770), (11108, 20545), (11740, 19439), (13885, 16436)]