39558440

素因数分解:

$2^3\times 5^1\times {\mathrm{41}}^1\times {\mathrm{24121}}^1$

素因数の和:24173

約数の個数: 32

約数和(自身を含む): 91181160

約数和(自身を除く): 51622720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 41, 82, 164, 205, 328, 410, 820, 1640, 24121, 48242, 96484, 120605, 192968, 241210, 482420, 964840, 988961, 1977922, 3955844, 4944805, 7911688, 9889610, 19779220, 39558440]

約数ペア:

[(1, 39558440), (2, 19779220), (4, 9889610), (5, 7911688), (8, 4944805), (10, 3955844), (20, 1977922), (40, 988961), (41, 964840), (82, 482420), (164, 241210), (205, 192968), (328, 120605), (410, 96484), (820, 48242), (1640, 24121)]