10420520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^2\times {\mathrm{2153}}^1$

素因数の和:2186

約数の個数: 48

約数和(自身を含む): 25783380

約数和(自身を除く): 15362860

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 121, 220, 242, 440, 484, 605, 968, 1210, 2153, 2420, 4306, 4840, 8612, 10765, 17224, 21530, 23683, 43060, 47366, 86120, 94732, 118415, 189464, 236830, 260513, 473660, 521026, 947320, 1042052, 1302565, 2084104, 2605130, 5210260, 10420520]

約数ペア:

[(1, 10420520), (2, 5210260), (4, 2605130), (5, 2084104), (8, 1302565), (10, 1042052), (11, 947320), (20, 521026), (22, 473660), (40, 260513), (44, 236830), (55, 189464), (88, 118415), (110, 94732), (121, 86120), (220, 47366), (242, 43060), (440, 23683), (484, 21530), (605, 17224), (968, 10765), (1210, 8612), (2153, 4840), (2420, 4306)]