11179520

素因数分解:

$2^9\times 5^1\times {\mathrm{11}}^1\times {\mathrm{397}}^1$

素因数の和:431

約数の個数: 80

約数和(自身を含む): 29315088

約数和(自身を除く): 18135568

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 32, 40, 44, 55, 64, 80, 88, 110, 128, 160, 176, 220, 256, 320, 352, 397, 440, 512, 640, 704, 794, 880, 1280, 1408, 1588, 1760, 1985, 2560, 2816, 3176, 3520, 3970, 4367, 5632, 6352, 7040, 7940, 8734, 12704, 14080, 15880, 17468, 21835, 25408, 28160, 31760, 34936, 43670, 50816, 63520, 69872, 87340, 101632, 127040, 139744, 174680, 203264, 254080, 279488, 349360, 508160, 558976, 698720, 1016320, 1117952, 1397440, 2235904, 2794880, 5589760, 11179520]

約数ペア:

[(1, 11179520), (2, 5589760), (4, 2794880), (5, 2235904), (8, 1397440), (10, 1117952), (11, 1016320), (16, 698720), (20, 558976), (22, 508160), (32, 349360), (40, 279488), (44, 254080), (55, 203264), (64, 174680), (80, 139744), (88, 127040), (110, 101632), (128, 87340), (160, 69872), (176, 63520), (220, 50816), (256, 43670), (320, 34936), (352, 31760), (397, 28160), (440, 25408), (512, 21835), (640, 17468), (704, 15880), (794, 14080), (880, 12704), (1280, 8734), (1408, 7940), (1588, 7040), (1760, 6352), (1985, 5632), (2560, 4367), (2816, 3970), (3176, 3520)]