2194748140

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{444281}}^1$

素因数の和:444322

約数の個数: 48

約数和(自身を含む): 5224756320

約数和(自身を除く): 3030008180

約数列:

[1, 2, 4, 5, 10, 13, 19, 20, 26, 38, 52, 65, 76, 95, 130, 190, 247, 260, 380, 494, 988, 1235, 2470, 4940, 444281, 888562, 1777124, 2221405, 4442810, 5775653, 8441339, 8885620, 11551306, 16882678, 23102612, 28878265, 33765356, 42206695, 57756530, 84413390, 109737407, 115513060, 168826780, 219474814, 438949628, 548687035, 1097374070, 2194748140]

約数ペア:

[(1, 2194748140), (2, 1097374070), (4, 548687035), (5, 438949628), (10, 219474814), (13, 168826780), (19, 115513060), (20, 109737407), (26, 84413390), (38, 57756530), (52, 42206695), (65, 33765356), (76, 28878265), (95, 23102612), (130, 16882678), (190, 11551306), (247, 8885620), (260, 8441339), (380, 5775653), (494, 4442810), (988, 2221405), (1235, 1777124), (2470, 888562), (4940, 444281)]