1889251910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{31}}^1\times {\mathrm{193}}^1\times {\mathrm{347}}^1$

素因数の和:598

約数の個数: 128

約数和(自身を含む): 4355334144

約数和(自身を除く): 2466082234

約数列:

[1, 2, 5, 7, 10, 13, 14, 26, 31, 35, 62, 65, 70, 91, 130, 155, 182, 193, 217, 310, 347, 386, 403, 434, 455, 694, 806, 910, 965, 1085, 1351, 1735, 1930, 2015, 2170, 2429, 2509, 2702, 2821, 3470, 4030, 4511, 4858, 5018, 5642, 5983, 6755, 9022, 10757, 11966, 12145, 12545, 13510, 14105, 17563, 21514, 22555, 24290, 25090, 28210, 29915, 31577, 35126, 41881, 45110, 53785, 59830, 63154, 66971, 75299, 77779, 83762, 87815, 107570, 133942, 139841, 150598, 155558, 157885, 175630, 209405, 279682, 315770, 334855, 376495, 388895, 418810, 468797, 544453, 669710, 699205, 752990, 777790, 870623, 937594, 978887, 1088906, 1398410, 1741246, 1957774, 2076101, 2343985, 2722265, 4152202, 4353115, 4687970, 4894435, 5444530, 6094361, 8706230, 9788870, 10380505, 12188722, 14532707, 20761010, 26989313, 29065414, 30471805, 53978626, 60943610, 72663535, 134946565, 145327070, 188925191, 269893130, 377850382, 944625955, 1889251910]

約数ペア:

[(1, 1889251910), (2, 944625955), (5, 377850382), (7, 269893130), (10, 188925191), (13, 145327070), (14, 134946565), (26, 72663535), (31, 60943610), (35, 53978626), (62, 30471805), (65, 29065414), (70, 26989313), (91, 20761010), (130, 14532707), (155, 12188722), (182, 10380505), (193, 9788870), (217, 8706230), (310, 6094361), (347, 5444530), (386, 4894435), (403, 4687970), (434, 4353115), (455, 4152202), (694, 2722265), (806, 2343985), (910, 2076101), (965, 1957774), (1085, 1741246), (1351, 1398410), (1735, 1088906), (1930, 978887), (2015, 937594), (2170, 870623), (2429, 777790), (2509, 752990), (2702, 699205), (2821, 669710), (3470, 544453), (4030, 468797), (4511, 418810), (4858, 388895), (5018, 376495), (5642, 334855), (5983, 315770), (6755, 279682), (9022, 209405), (10757, 175630), (11966, 157885), (12145, 155558), (12545, 150598), (13510, 139841), (14105, 133942), (17563, 107570), (21514, 87815), (22555, 83762), (24290, 77779), (25090, 75299), (28210, 66971), (29915, 63154), (31577, 59830), (35126, 53785), (41881, 45110)]