8985340

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{4937}}^1$

素因数の和:4966

約数の個数: 48

約数和(自身を含む): 23228352

約数和(自身を除く): 14243012

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 4937, 9874, 19748, 24685, 34559, 49370, 64181, 69118, 98740, 128362, 138236, 172795, 256724, 320905, 345590, 449267, 641810, 691180, 898534, 1283620, 1797068, 2246335, 4492670, 8985340]

約数ペア:

[(1, 8985340), (2, 4492670), (4, 2246335), (5, 1797068), (7, 1283620), (10, 898534), (13, 691180), (14, 641810), (20, 449267), (26, 345590), (28, 320905), (35, 256724), (52, 172795), (65, 138236), (70, 128362), (91, 98740), (130, 69118), (140, 64181), (182, 49370), (260, 34559), (364, 24685), (455, 19748), (910, 9874), (1820, 4937)]