1798013840

素因数分解:

$2^4\times 5^1\times 7^2\times {\mathrm{17}}^1\times {\mathrm{26981}}^1$

素因数の和:27025

約数の個数: 120

約数和(自身を含む): 5149136952

約数和(自身を除く): 3351123112

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 34, 35, 40, 49, 56, 68, 70, 80, 85, 98, 112, 119, 136, 140, 170, 196, 238, 245, 272, 280, 340, 392, 476, 490, 560, 595, 680, 784, 833, 952, 980, 1190, 1360, 1666, 1904, 1960, 2380, 3332, 3920, 4165, 4760, 6664, 8330, 9520, 13328, 16660, 26981, 33320, 53962, 66640, 107924, 134905, 188867, 215848, 269810, 377734, 431696, 458677, 539620, 755468, 917354, 944335, 1079240, 1322069, 1510936, 1834708, 1888670, 2158480, 2293385, 2644138, 3021872, 3210739, 3669416, 3777340, 4586770, 5288276, 6421478, 6610345, 7338832, 7554680, 9173540, 10576552, 12842956, 13220690, 15109360, 16053695, 18347080, 21153104, 22475173, 25685912, 26441380, 32107390, 36694160, 44950346, 51371824, 52882760, 64214780, 89900692, 105765520, 112375865, 128429560, 179801384, 224751730, 256859120, 359602768, 449503460, 899006920, 1798013840]

約数ペア:

[(1, 1798013840), (2, 899006920), (4, 449503460), (5, 359602768), (7, 256859120), (8, 224751730), (10, 179801384), (14, 128429560), (16, 112375865), (17, 105765520), (20, 89900692), (28, 64214780), (34, 52882760), (35, 51371824), (40, 44950346), (49, 36694160), (56, 32107390), (68, 26441380), (70, 25685912), (80, 22475173), (85, 21153104), (98, 18347080), (112, 16053695), (119, 15109360), (136, 13220690), (140, 12842956), (170, 10576552), (196, 9173540), (238, 7554680), (245, 7338832), (272, 6610345), (280, 6421478), (340, 5288276), (392, 4586770), (476, 3777340), (490, 3669416), (560, 3210739), (595, 3021872), (680, 2644138), (784, 2293385), (833, 2158480), (952, 1888670), (980, 1834708), (1190, 1510936), (1360, 1322069), (1666, 1079240), (1904, 944335), (1960, 917354), (2380, 755468), (3332, 539620), (3920, 458677), (4165, 431696), (4760, 377734), (6664, 269810), (8330, 215848), (9520, 188867), (13328, 134905), (16660, 107924), (26981, 66640), (33320, 53962)]