1380498940

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{4060291}}^1$

素因数の和:4060317

約数の個数: 24

約数和(自身を含む): 3069580752

約数和(自身を除く): 1689081812

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 68, 85, 170, 340, 4060291, 8120582, 16241164, 20301455, 40602910, 69024947, 81205820, 138049894, 276099788, 345124735, 690249470, 1380498940]

約数ペア:

[(1, 1380498940), (2, 690249470), (4, 345124735), (5, 276099788), (10, 138049894), (17, 81205820), (20, 69024947), (34, 40602910), (68, 20301455), (85, 16241164), (170, 8120582), (340, 4060291)]