40525760

素因数分解:

$2^6\times 5^1\times {\mathrm{11}}^1\times {\mathrm{29}}^1\times {\mathrm{397}}^1$

素因数の和:454

約数の個数: 112

約数和(自身を含む): 109179360

約数和(自身を除く): 68653600

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 29, 32, 40, 44, 55, 58, 64, 80, 88, 110, 116, 145, 160, 176, 220, 232, 290, 319, 320, 352, 397, 440, 464, 580, 638, 704, 794, 880, 928, 1160, 1276, 1588, 1595, 1760, 1856, 1985, 2320, 2552, 3176, 3190, 3520, 3970, 4367, 4640, 5104, 6352, 6380, 7940, 8734, 9280, 10208, 11513, 12704, 12760, 15880, 17468, 20416, 21835, 23026, 25408, 25520, 31760, 34936, 43670, 46052, 51040, 57565, 63520, 69872, 87340, 92104, 102080, 115130, 126643, 127040, 139744, 174680, 184208, 230260, 253286, 279488, 349360, 368416, 460520, 506572, 633215, 698720, 736832, 921040, 1013144, 1266430, 1397440, 1842080, 2026288, 2532860, 3684160, 4052576, 5065720, 8105152, 10131440, 20262880, 40525760]

約数ペア:

[(1, 40525760), (2, 20262880), (4, 10131440), (5, 8105152), (8, 5065720), (10, 4052576), (11, 3684160), (16, 2532860), (20, 2026288), (22, 1842080), (29, 1397440), (32, 1266430), (40, 1013144), (44, 921040), (55, 736832), (58, 698720), (64, 633215), (80, 506572), (88, 460520), (110, 368416), (116, 349360), (145, 279488), (160, 253286), (176, 230260), (220, 184208), (232, 174680), (290, 139744), (319, 127040), (320, 126643), (352, 115130), (397, 102080), (440, 92104), (464, 87340), (580, 69872), (638, 63520), (704, 57565), (794, 51040), (880, 46052), (928, 43670), (1160, 34936), (1276, 31760), (1588, 25520), (1595, 25408), (1760, 23026), (1856, 21835), (1985, 20416), (2320, 17468), (2552, 15880), (3176, 12760), (3190, 12704), (3520, 11513), (3970, 10208), (4367, 9280), (4640, 8734), (5104, 7940), (6352, 6380)]