17910320

素因数分解:

$2^4\times 5^1\times {\mathrm{131}}^1\times {\mathrm{1709}}^1$

素因数の和:1853

約数の個数: 40

約数和(自身を含む): 41983920

約数和(自身を除く): 24073600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 131, 262, 524, 655, 1048, 1310, 1709, 2096, 2620, 3418, 5240, 6836, 8545, 10480, 13672, 17090, 27344, 34180, 68360, 136720, 223879, 447758, 895516, 1119395, 1791032, 2238790, 3582064, 4477580, 8955160, 17910320]

約数ペア:

[(1, 17910320), (2, 8955160), (4, 4477580), (5, 3582064), (8, 2238790), (10, 1791032), (16, 1119395), (20, 895516), (40, 447758), (80, 223879), (131, 136720), (262, 68360), (524, 34180), (655, 27344), (1048, 17090), (1310, 13672), (1709, 10480), (2096, 8545), (2620, 6836), (3418, 5240)]