8641010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{19}}^1\times {\mathrm{73}}^1\times {\mathrm{89}}^1$

素因数の和:195

約数の個数: 64

約数和(自身を含む): 19180800

約数和(自身を除く): 10539790

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 70, 73, 89, 95, 133, 146, 178, 190, 266, 365, 445, 511, 623, 665, 730, 890, 1022, 1246, 1330, 1387, 1691, 2555, 2774, 3115, 3382, 5110, 6230, 6497, 6935, 8455, 9709, 11837, 12994, 13870, 16910, 19418, 23674, 32485, 45479, 48545, 59185, 64970, 90958, 97090, 118370, 123443, 227395, 246886, 454790, 617215, 864101, 1234430, 1728202, 4320505, 8641010]

約数ペア:

[(1, 8641010), (2, 4320505), (5, 1728202), (7, 1234430), (10, 864101), (14, 617215), (19, 454790), (35, 246886), (38, 227395), (70, 123443), (73, 118370), (89, 97090), (95, 90958), (133, 64970), (146, 59185), (178, 48545), (190, 45479), (266, 32485), (365, 23674), (445, 19418), (511, 16910), (623, 13870), (665, 12994), (730, 11837), (890, 9709), (1022, 8455), (1246, 6935), (1330, 6497), (1387, 6230), (1691, 5110), (2555, 3382), (2774, 3115)]