3934640

素因数分解:

$2^4\times 5^1\times {\mathrm{137}}^1\times {\mathrm{359}}^1$

素因数の和:509

約数の個数: 40

約数和(自身を含む): 9240480

約数和(自身を除く): 5305840

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 137, 274, 359, 548, 685, 718, 1096, 1370, 1436, 1795, 2192, 2740, 2872, 3590, 5480, 5744, 7180, 10960, 14360, 28720, 49183, 98366, 196732, 245915, 393464, 491830, 786928, 983660, 1967320, 3934640]

約数ペア:

[(1, 3934640), (2, 1967320), (4, 983660), (5, 786928), (8, 491830), (10, 393464), (16, 245915), (20, 196732), (40, 98366), (80, 49183), (137, 28720), (274, 14360), (359, 10960), (548, 7180), (685, 5744), (718, 5480), (1096, 3590), (1370, 2872), (1436, 2740), (1795, 2192)]