18352400

素因数分解:

$2^4\times 5^2\times {\mathrm{11}}^1\times {\mathrm{43}}^1\times {\mathrm{97}}^1$

素因数の和:169

約数の個数: 120

約数和(自身を含む): 49725984

約数和(自身を除く): 31373584

約数列:

[1, 2, 4, 5, 8, 10, 11, 16, 20, 22, 25, 40, 43, 44, 50, 55, 80, 86, 88, 97, 100, 110, 172, 176, 194, 200, 215, 220, 275, 344, 388, 400, 430, 440, 473, 485, 550, 688, 776, 860, 880, 946, 970, 1067, 1075, 1100, 1552, 1720, 1892, 1940, 2134, 2150, 2200, 2365, 2425, 3440, 3784, 3880, 4171, 4268, 4300, 4400, 4730, 4850, 5335, 7568, 7760, 8342, 8536, 8600, 9460, 9700, 10670, 11825, 16684, 17072, 17200, 18920, 19400, 20855, 21340, 23650, 26675, 33368, 37840, 38800, 41710, 42680, 45881, 47300, 53350, 66736, 83420, 85360, 91762, 94600, 104275, 106700, 166840, 183524, 189200, 208550, 213400, 229405, 333680, 367048, 417100, 426800, 458810, 734096, 834200, 917620, 1147025, 1668400, 1835240, 2294050, 3670480, 4588100, 9176200, 18352400]

約数ペア:

[(1, 18352400), (2, 9176200), (4, 4588100), (5, 3670480), (8, 2294050), (10, 1835240), (11, 1668400), (16, 1147025), (20, 917620), (22, 834200), (25, 734096), (40, 458810), (43, 426800), (44, 417100), (50, 367048), (55, 333680), (80, 229405), (86, 213400), (88, 208550), (97, 189200), (100, 183524), (110, 166840), (172, 106700), (176, 104275), (194, 94600), (200, 91762), (215, 85360), (220, 83420), (275, 66736), (344, 53350), (388, 47300), (400, 45881), (430, 42680), (440, 41710), (473, 38800), (485, 37840), (550, 33368), (688, 26675), (776, 23650), (860, 21340), (880, 20855), (946, 19400), (970, 18920), (1067, 17200), (1075, 17072), (1100, 16684), (1552, 11825), (1720, 10670), (1892, 9700), (1940, 9460), (2134, 8600), (2150, 8536), (2200, 8342), (2365, 7760), (2425, 7568), (3440, 5335), (3784, 4850), (3880, 4730), (4171, 4400), (4268, 4300)]