22222420

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{83}}^1\times {\mathrm{1217}}^1$

素因数の和:1320

約数の個数: 48

約数和(自身を含む): 51565248

約数和(自身を除く): 29342828

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 44, 55, 83, 110, 166, 220, 332, 415, 830, 913, 1217, 1660, 1826, 2434, 3652, 4565, 4868, 6085, 9130, 12170, 13387, 18260, 24340, 26774, 53548, 66935, 101011, 133870, 202022, 267740, 404044, 505055, 1010110, 1111121, 2020220, 2222242, 4444484, 5555605, 11111210, 22222420]

約数ペア:

[(1, 22222420), (2, 11111210), (4, 5555605), (5, 4444484), (10, 2222242), (11, 2020220), (20, 1111121), (22, 1010110), (44, 505055), (55, 404044), (83, 267740), (110, 202022), (166, 133870), (220, 101011), (332, 66935), (415, 53548), (830, 26774), (913, 24340), (1217, 18260), (1660, 13387), (1826, 12170), (2434, 9130), (3652, 6085), (4565, 4868)]