70889720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{367}}^1\times {\mathrm{439}}^1$

素因数の和:828

約数の個数: 64

約数和(自身を含む): 174873600

約数和(自身を除く): 103983880

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 367, 439, 440, 734, 878, 1468, 1756, 1835, 2195, 2936, 3512, 3670, 4037, 4390, 4829, 7340, 8074, 8780, 9658, 14680, 16148, 17560, 19316, 20185, 24145, 32296, 38632, 40370, 48290, 80740, 96580, 161113, 161480, 193160, 322226, 644452, 805565, 1288904, 1611130, 1772243, 3222260, 3544486, 6444520, 7088972, 8861215, 14177944, 17722430, 35444860, 70889720]

約数ペア:

[(1, 70889720), (2, 35444860), (4, 17722430), (5, 14177944), (8, 8861215), (10, 7088972), (11, 6444520), (20, 3544486), (22, 3222260), (40, 1772243), (44, 1611130), (55, 1288904), (88, 805565), (110, 644452), (220, 322226), (367, 193160), (439, 161480), (440, 161113), (734, 96580), (878, 80740), (1468, 48290), (1756, 40370), (1835, 38632), (2195, 32296), (2936, 24145), (3512, 20185), (3670, 19316), (4037, 17560), (4390, 16148), (4829, 14680), (7340, 9658), (8074, 8780)]