199695320

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23887}}^1$

素因数の和:23928

約数の個数: 64

約数和(自身を含む): 515980800

約数和(自身を除く): 316285480

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 38, 40, 44, 55, 76, 88, 95, 110, 152, 190, 209, 220, 380, 418, 440, 760, 836, 1045, 1672, 2090, 4180, 8360, 23887, 47774, 95548, 119435, 191096, 238870, 262757, 453853, 477740, 525514, 907706, 955480, 1051028, 1313785, 1815412, 2102056, 2269265, 2627570, 3630824, 4538530, 4992383, 5255140, 9077060, 9984766, 10510280, 18154120, 19969532, 24961915, 39939064, 49923830, 99847660, 199695320]

約数ペア:

[(1, 199695320), (2, 99847660), (4, 49923830), (5, 39939064), (8, 24961915), (10, 19969532), (11, 18154120), (19, 10510280), (20, 9984766), (22, 9077060), (38, 5255140), (40, 4992383), (44, 4538530), (55, 3630824), (76, 2627570), (88, 2269265), (95, 2102056), (110, 1815412), (152, 1313785), (190, 1051028), (209, 955480), (220, 907706), (380, 525514), (418, 477740), (440, 453853), (760, 262757), (836, 238870), (1045, 191096), (1672, 119435), (2090, 95548), (4180, 47774), (8360, 23887)]