61986440

素因数分解:

$2^3\times 5^1\times {\mathrm{463}}^1\times {\mathrm{3347}}^1$

素因数の和:3821

約数の個数: 32

約数和(自身を含む): 139812480

約数和(自身を除く): 77826040

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 463, 926, 1852, 2315, 3347, 3704, 4630, 6694, 9260, 13388, 16735, 18520, 26776, 33470, 66940, 133880, 1549661, 3099322, 6198644, 7748305, 12397288, 15496610, 30993220, 61986440]

約数ペア:

[(1, 61986440), (2, 30993220), (4, 15496610), (5, 12397288), (8, 7748305), (10, 6198644), (20, 3099322), (40, 1549661), (463, 133880), (926, 66940), (1852, 33470), (2315, 26776), (3347, 18520), (3704, 16735), (4630, 13388), (6694, 9260)]