217090010

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{103}}^1\times {\mathrm{11093}}^1$

素因数の和:11222

約数の個数: 32

約数和(自身を含む): 415359360

約数和(自身を除く): 198269350

約数列:

[1, 2, 5, 10, 19, 38, 95, 103, 190, 206, 515, 1030, 1957, 3914, 9785, 11093, 19570, 22186, 55465, 110930, 210767, 421534, 1053835, 1142579, 2107670, 2285158, 5712895, 11425790, 21709001, 43418002, 108545005, 217090010]

約数ペア:

[(1, 217090010), (2, 108545005), (5, 43418002), (10, 21709001), (19, 11425790), (38, 5712895), (95, 2285158), (103, 2107670), (190, 1142579), (206, 1053835), (515, 421534), (1030, 210767), (1957, 110930), (3914, 55465), (9785, 22186), (11093, 19570)]