2045221490

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{1069}}^1\times {\mathrm{14717}}^1$

素因数の和:15806

約数の個数: 32

約数和(自身を含む): 3968561520

約数和(自身を除く): 1923340030

約数列:

[1, 2, 5, 10, 13, 26, 65, 130, 1069, 2138, 5345, 10690, 13897, 14717, 27794, 29434, 69485, 73585, 138970, 147170, 191321, 382642, 956605, 1913210, 15732473, 31464946, 78662365, 157324730, 204522149, 409044298, 1022610745, 2045221490]

約数ペア:

[(1, 2045221490), (2, 1022610745), (5, 409044298), (10, 204522149), (13, 157324730), (26, 78662365), (65, 31464946), (130, 15732473), (1069, 1913210), (2138, 956605), (5345, 382642), (10690, 191321), (13897, 147170), (14717, 138970), (27794, 73585), (29434, 69485)]