11719540

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{97}}^1\times {\mathrm{863}}^1$

素因数の和:976

約数の個数: 48

約数和(自身を含む): 28449792

約数和(自身を除く): 16730252

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 97, 140, 194, 388, 485, 679, 863, 970, 1358, 1726, 1940, 2716, 3395, 3452, 4315, 6041, 6790, 8630, 12082, 13580, 17260, 24164, 30205, 60410, 83711, 120820, 167422, 334844, 418555, 585977, 837110, 1171954, 1674220, 2343908, 2929885, 5859770, 11719540]

約数ペア:

[(1, 11719540), (2, 5859770), (4, 2929885), (5, 2343908), (7, 1674220), (10, 1171954), (14, 837110), (20, 585977), (28, 418555), (35, 334844), (70, 167422), (97, 120820), (140, 83711), (194, 60410), (388, 30205), (485, 24164), (679, 17260), (863, 13580), (970, 12082), (1358, 8630), (1726, 6790), (1940, 6041), (2716, 4315), (3395, 3452)]