11655140

素因数分解:

$2^2\times 5^1\times 7^3\times {\mathrm{1699}}^1$

素因数の和:1729

約数の個数: 48

約数和(自身を含む): 28560000

約数和(自身を除く): 16904860

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 49, 70, 98, 140, 196, 245, 343, 490, 686, 980, 1372, 1699, 1715, 3398, 3430, 6796, 6860, 8495, 11893, 16990, 23786, 33980, 47572, 59465, 83251, 118930, 166502, 237860, 333004, 416255, 582757, 832510, 1165514, 1665020, 2331028, 2913785, 5827570, 11655140]

約数ペア:

[(1, 11655140), (2, 5827570), (4, 2913785), (5, 2331028), (7, 1665020), (10, 1165514), (14, 832510), (20, 582757), (28, 416255), (35, 333004), (49, 237860), (70, 166502), (98, 118930), (140, 83251), (196, 59465), (245, 47572), (343, 33980), (490, 23786), (686, 16990), (980, 11893), (1372, 8495), (1699, 6860), (1715, 6796), (3398, 3430)]