8041720

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{8741}}^1$

素因数の和:8775

約数の個数: 32

約数和(自身を含む): 18882720

約数和(自身を除く): 10841000

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 8741, 17482, 34964, 43705, 69928, 87410, 174820, 201043, 349640, 402086, 804172, 1005215, 1608344, 2010430, 4020860, 8041720]

約数ペア:

[(1, 8041720), (2, 4020860), (4, 2010430), (5, 1608344), (8, 1005215), (10, 804172), (20, 402086), (23, 349640), (40, 201043), (46, 174820), (92, 87410), (115, 69928), (184, 43705), (230, 34964), (460, 17482), (920, 8741)]