17559440

素因数分解:

$2^4\times 5^1\times {\mathrm{103}}^1\times {\mathrm{2131}}^1$

素因数の和:2247

約数の個数: 40

約数和(自身を含む): 41241408

約数和(自身を除く): 23681968

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 103, 206, 412, 515, 824, 1030, 1648, 2060, 2131, 4120, 4262, 8240, 8524, 10655, 17048, 21310, 34096, 42620, 85240, 170480, 219493, 438986, 877972, 1097465, 1755944, 2194930, 3511888, 4389860, 8779720, 17559440]

約数ペア:

[(1, 17559440), (2, 8779720), (4, 4389860), (5, 3511888), (8, 2194930), (10, 1755944), (16, 1097465), (20, 877972), (40, 438986), (80, 219493), (103, 170480), (206, 85240), (412, 42620), (515, 34096), (824, 21310), (1030, 17048), (1648, 10655), (2060, 8524), (2131, 8240), (4120, 4262)]