219613630

素因数分解:

$2^1\times 5^1\times {\mathrm{41}}^1\times {\mathrm{197}}^1\times {\mathrm{2719}}^1$

素因数の和:2964

約数の個数: 32

約数和(自身を含む): 407151360

約数和(自身を除く): 187537730

約数列:

[1, 2, 5, 10, 41, 82, 197, 205, 394, 410, 985, 1970, 2719, 5438, 8077, 13595, 16154, 27190, 40385, 80770, 111479, 222958, 535643, 557395, 1071286, 1114790, 2678215, 5356430, 21961363, 43922726, 109806815, 219613630]

約数ペア:

[(1, 219613630), (2, 109806815), (5, 43922726), (10, 21961363), (41, 5356430), (82, 2678215), (197, 1114790), (205, 1071286), (394, 557395), (410, 535643), (985, 222958), (1970, 111479), (2719, 80770), (5438, 40385), (8077, 27190), (13595, 16154)]