9450740

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{163}}^1\times {\mathrm{223}}^1$

素因数の和:408

約数の個数: 48

約数和(自身を含む): 21600768

約数和(自身を除く): 12150028

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 163, 223, 260, 326, 446, 652, 815, 892, 1115, 1630, 2119, 2230, 2899, 3260, 4238, 4460, 5798, 8476, 10595, 11596, 14495, 21190, 28990, 36349, 42380, 57980, 72698, 145396, 181745, 363490, 472537, 726980, 945074, 1890148, 2362685, 4725370, 9450740]

約数ペア:

[(1, 9450740), (2, 4725370), (4, 2362685), (5, 1890148), (10, 945074), (13, 726980), (20, 472537), (26, 363490), (52, 181745), (65, 145396), (130, 72698), (163, 57980), (223, 42380), (260, 36349), (326, 28990), (446, 21190), (652, 14495), (815, 11596), (892, 10595), (1115, 8476), (1630, 5798), (2119, 4460), (2230, 4238), (2899, 3260)]