870838420

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{719}}^1\times {\mathrm{2633}}^1$

素因数の和:3384

約数の個数: 48

約数和(自身を含む): 1911651840

約数和(自身を除く): 1040813420

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 92, 115, 230, 460, 719, 1438, 2633, 2876, 3595, 5266, 7190, 10532, 13165, 14380, 16537, 26330, 33074, 52660, 60559, 66148, 82685, 121118, 165370, 242236, 302795, 330740, 605590, 1211180, 1893127, 3786254, 7572508, 9465635, 18931270, 37862540, 43541921, 87083842, 174167684, 217709605, 435419210, 870838420]

約数ペア:

[(1, 870838420), (2, 435419210), (4, 217709605), (5, 174167684), (10, 87083842), (20, 43541921), (23, 37862540), (46, 18931270), (92, 9465635), (115, 7572508), (230, 3786254), (460, 1893127), (719, 1211180), (1438, 605590), (2633, 330740), (2876, 302795), (3595, 242236), (5266, 165370), (7190, 121118), (10532, 82685), (13165, 66148), (14380, 60559), (16537, 52660), (26330, 33074)]