86403640

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{4943}}^1$

素因数の和:4996

約数の個数: 64

約数和(自身を含む): 213580800

約数和(自身を除く): 127177160

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 23, 38, 40, 46, 76, 92, 95, 115, 152, 184, 190, 230, 380, 437, 460, 760, 874, 920, 1748, 2185, 3496, 4370, 4943, 8740, 9886, 17480, 19772, 24715, 39544, 49430, 93917, 98860, 113689, 187834, 197720, 227378, 375668, 454756, 469585, 568445, 751336, 909512, 939170, 1136890, 1878340, 2160091, 2273780, 3756680, 4320182, 4547560, 8640364, 10800455, 17280728, 21600910, 43201820, 86403640]

約数ペア:

[(1, 86403640), (2, 43201820), (4, 21600910), (5, 17280728), (8, 10800455), (10, 8640364), (19, 4547560), (20, 4320182), (23, 3756680), (38, 2273780), (40, 2160091), (46, 1878340), (76, 1136890), (92, 939170), (95, 909512), (115, 751336), (152, 568445), (184, 469585), (190, 454756), (230, 375668), (380, 227378), (437, 197720), (460, 187834), (760, 113689), (874, 98860), (920, 93917), (1748, 49430), (2185, 39544), (3496, 24715), (4370, 19772), (4943, 17480), (8740, 9886)]