392424890

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{13}}^1\times {\mathrm{274423}}^1$

素因数の和:274454

約数の個数: 32

約数和(自身を含む): 829858176

約数和(自身を除く): 437433286

約数列:

[1, 2, 5, 10, 11, 13, 22, 26, 55, 65, 110, 130, 143, 286, 715, 1430, 274423, 548846, 1372115, 2744230, 3018653, 3567499, 6037306, 7134998, 15093265, 17837495, 30186530, 35674990, 39242489, 78484978, 196212445, 392424890]

約数ペア:

[(1, 392424890), (2, 196212445), (5, 78484978), (10, 39242489), (11, 35674990), (13, 30186530), (22, 17837495), (26, 15093265), (55, 7134998), (65, 6037306), (110, 3567499), (130, 3018653), (143, 2744230), (286, 1372115), (715, 548846), (1430, 274423)]