200705720

素因数分解:

$2^3\times 5^1\times {\mathrm{127}}^1\times {\mathrm{39509}}^1$

素因数の和:39647

約数の個数: 32

約数和(自身を含む): 455155200

約数和(自身を除く): 254449480

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 127, 254, 508, 635, 1016, 1270, 2540, 5080, 39509, 79018, 158036, 197545, 316072, 395090, 790180, 1580360, 5017643, 10035286, 20070572, 25088215, 40141144, 50176430, 100352860, 200705720]

約数ペア:

[(1, 200705720), (2, 100352860), (4, 50176430), (5, 40141144), (8, 25088215), (10, 20070572), (20, 10035286), (40, 5017643), (127, 1580360), (254, 790180), (508, 395090), (635, 316072), (1016, 197545), (1270, 158036), (2540, 79018), (5080, 39509)]