16140520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{36683}}^1$

素因数の和:36705

約数の個数: 32

約数和(自身を含む): 39618720

約数和(自身を除く): 23478200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 36683, 73366, 146732, 183415, 293464, 366830, 403513, 733660, 807026, 1467320, 1614052, 2017565, 3228104, 4035130, 8070260, 16140520]

約数ペア:

[(1, 16140520), (2, 8070260), (4, 4035130), (5, 3228104), (8, 2017565), (10, 1614052), (11, 1467320), (20, 807026), (22, 733660), (40, 403513), (44, 366830), (55, 293464), (88, 183415), (110, 146732), (220, 73366), (440, 36683)]