1520882990

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{709}}^1\times {\mathrm{19501}}^1$

素因数の和:20228

約数の個数: 32

約数和(自身を含む): 2990826720

約数和(自身を除く): 1469943730

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 709, 1418, 3545, 7090, 7799, 15598, 19501, 38995, 39002, 77990, 97505, 195010, 214511, 429022, 1072555, 2145110, 13826209, 27652418, 69131045, 138262090, 152088299, 304176598, 760441495, 1520882990]

約数ペア:

[(1, 1520882990), (2, 760441495), (5, 304176598), (10, 152088299), (11, 138262090), (22, 69131045), (55, 27652418), (110, 13826209), (709, 2145110), (1418, 1072555), (3545, 429022), (7090, 214511), (7799, 195010), (15598, 97505), (19501, 77990), (38995, 39002)]