17889040

素因数分解:

$2^4\times 5^1\times {\mathrm{13}}^1\times {\mathrm{103}}^1\times {\mathrm{167}}^1$

素因数の和:296

約数の個数: 80

約数和(自身を含む): 45497088

約数和(自身を除く): 27608048

約数列:

[1, 2, 4, 5, 8, 10, 13, 16, 20, 26, 40, 52, 65, 80, 103, 104, 130, 167, 206, 208, 260, 334, 412, 515, 520, 668, 824, 835, 1030, 1040, 1336, 1339, 1648, 1670, 2060, 2171, 2672, 2678, 3340, 4120, 4342, 5356, 6680, 6695, 8240, 8684, 10712, 10855, 13360, 13390, 17201, 17368, 21424, 21710, 26780, 34402, 34736, 43420, 53560, 68804, 86005, 86840, 107120, 137608, 172010, 173680, 223613, 275216, 344020, 447226, 688040, 894452, 1118065, 1376080, 1788904, 2236130, 3577808, 4472260, 8944520, 17889040]

約数ペア:

[(1, 17889040), (2, 8944520), (4, 4472260), (5, 3577808), (8, 2236130), (10, 1788904), (13, 1376080), (16, 1118065), (20, 894452), (26, 688040), (40, 447226), (52, 344020), (65, 275216), (80, 223613), (103, 173680), (104, 172010), (130, 137608), (167, 107120), (206, 86840), (208, 86005), (260, 68804), (334, 53560), (412, 43420), (515, 34736), (520, 34402), (668, 26780), (824, 21710), (835, 21424), (1030, 17368), (1040, 17201), (1336, 13390), (1339, 13360), (1648, 10855), (1670, 10712), (2060, 8684), (2171, 8240), (2672, 6695), (2678, 6680), (3340, 5356), (4120, 4342)]