25628240

素因数分解:

$2^4\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29123}}^1$

素因数の和:29147

約数の個数: 40

約数和(自身を含む): 65004768

約数和(自身を除く): 39376528

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 40, 44, 55, 80, 88, 110, 176, 220, 440, 880, 29123, 58246, 116492, 145615, 232984, 291230, 320353, 465968, 582460, 640706, 1164920, 1281412, 1601765, 2329840, 2562824, 3203530, 5125648, 6407060, 12814120, 25628240]

約数ペア:

[(1, 25628240), (2, 12814120), (4, 6407060), (5, 5125648), (8, 3203530), (10, 2562824), (11, 2329840), (16, 1601765), (20, 1281412), (22, 1164920), (40, 640706), (44, 582460), (55, 465968), (80, 320353), (88, 291230), (110, 232984), (176, 145615), (220, 116492), (440, 58246), (880, 29123)]