1902940

素因数分解:

$2^2\times 5^1\times {\mathrm{13}}^2\times {\mathrm{563}}^1$

素因数の和:598

約数の個数: 36

約数和(自身を含む): 4334904

約数和(自身を除く): 2431964

約数列:

[1, 2, 4, 5, 10, 13, 20, 26, 52, 65, 130, 169, 260, 338, 563, 676, 845, 1126, 1690, 2252, 2815, 3380, 5630, 7319, 11260, 14638, 29276, 36595, 73190, 95147, 146380, 190294, 380588, 475735, 951470, 1902940]

約数ペア:

[(1, 1902940), (2, 951470), (4, 475735), (5, 380588), (10, 190294), (13, 146380), (20, 95147), (26, 73190), (52, 36595), (65, 29276), (130, 14638), (169, 11260), (260, 7319), (338, 5630), (563, 3380), (676, 2815), (845, 2252), (1126, 1690)]