26726920

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{139}}^1$

素因数の和:203

約数の個数: 128

約数和(自身を含む): 72576000

約数和(自身を除く): 45849080

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 23, 38, 40, 44, 46, 55, 76, 88, 92, 95, 110, 115, 139, 152, 184, 190, 209, 220, 230, 253, 278, 380, 418, 437, 440, 460, 506, 556, 695, 760, 836, 874, 920, 1012, 1045, 1112, 1265, 1390, 1529, 1672, 1748, 2024, 2090, 2185, 2530, 2641, 2780, 3058, 3197, 3496, 4180, 4370, 4807, 5060, 5282, 5560, 6116, 6394, 7645, 8360, 8740, 9614, 10120, 10564, 12232, 12788, 13205, 15290, 15985, 17480, 19228, 21128, 24035, 25576, 26410, 29051, 30580, 31970, 35167, 38456, 48070, 52820, 58102, 60743, 61160, 63940, 70334, 96140, 105640, 116204, 121486, 127880, 140668, 145255, 175835, 192280, 232408, 242972, 281336, 290510, 303715, 351670, 485944, 581020, 607430, 668173, 703340, 1162040, 1214860, 1336346, 1406680, 2429720, 2672692, 3340865, 5345384, 6681730, 13363460, 26726920]

約数ペア:

[(1, 26726920), (2, 13363460), (4, 6681730), (5, 5345384), (8, 3340865), (10, 2672692), (11, 2429720), (19, 1406680), (20, 1336346), (22, 1214860), (23, 1162040), (38, 703340), (40, 668173), (44, 607430), (46, 581020), (55, 485944), (76, 351670), (88, 303715), (92, 290510), (95, 281336), (110, 242972), (115, 232408), (139, 192280), (152, 175835), (184, 145255), (190, 140668), (209, 127880), (220, 121486), (230, 116204), (253, 105640), (278, 96140), (380, 70334), (418, 63940), (437, 61160), (440, 60743), (460, 58102), (506, 52820), (556, 48070), (695, 38456), (760, 35167), (836, 31970), (874, 30580), (920, 29051), (1012, 26410), (1045, 25576), (1112, 24035), (1265, 21128), (1390, 19228), (1529, 17480), (1672, 15985), (1748, 15290), (2024, 13205), (2090, 12788), (2185, 12232), (2530, 10564), (2641, 10120), (2780, 9614), (3058, 8740), (3197, 8360), (3496, 7645), (4180, 6394), (4370, 6116), (4807, 5560), (5060, 5282)]