40195720

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{43691}}^1$

素因数の和:43725

約数の個数: 32

約数和(自身を含む): 94374720

約数和(自身を除く): 54179000

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 43691, 87382, 174764, 218455, 349528, 436910, 873820, 1004893, 1747640, 2009786, 4019572, 5024465, 8039144, 10048930, 20097860, 40195720]

約数ペア:

[(1, 40195720), (2, 20097860), (4, 10048930), (5, 8039144), (8, 5024465), (10, 4019572), (20, 2009786), (23, 1747640), (40, 1004893), (46, 873820), (92, 436910), (115, 349528), (184, 218455), (230, 174764), (460, 87382), (920, 43691)]