61697240

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{140221}}^1$

素因数の和:140243

約数の個数: 32

約数和(自身を含む): 151439760

約数和(自身を除く): 89742520

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 140221, 280442, 560884, 701105, 1121768, 1402210, 1542431, 2804420, 3084862, 5608840, 6169724, 7712155, 12339448, 15424310, 30848620, 61697240]

約数ペア:

[(1, 61697240), (2, 30848620), (4, 15424310), (5, 12339448), (8, 7712155), (10, 6169724), (11, 5608840), (20, 3084862), (22, 2804420), (40, 1542431), (44, 1402210), (55, 1121768), (88, 701105), (110, 560884), (220, 280442), (440, 140221)]