9491180

素因数分解:

$2^2\times 5^1\times {\mathrm{23}}^1\times {\mathrm{47}}^1\times {\mathrm{439}}^1$

素因数の和:518

約数の個数: 48

約数和(自身を含む): 21288960

約数和(自身を除く): 11797780

約数列:

[1, 2, 4, 5, 10, 20, 23, 46, 47, 92, 94, 115, 188, 230, 235, 439, 460, 470, 878, 940, 1081, 1756, 2162, 2195, 4324, 4390, 5405, 8780, 10097, 10810, 20194, 20633, 21620, 40388, 41266, 50485, 82532, 100970, 103165, 201940, 206330, 412660, 474559, 949118, 1898236, 2372795, 4745590, 9491180]

約数ペア:

[(1, 9491180), (2, 4745590), (4, 2372795), (5, 1898236), (10, 949118), (20, 474559), (23, 412660), (46, 206330), (47, 201940), (92, 103165), (94, 100970), (115, 82532), (188, 50485), (230, 41266), (235, 40388), (439, 21620), (460, 20633), (470, 20194), (878, 10810), (940, 10097), (1081, 8780), (1756, 5405), (2162, 4390), (2195, 4324)]