201813440

素因数分解:

$2^6\times 5^1\times {\mathrm{19}}^2\times {\mathrm{1747}}^1$

素因数の和:1802

約数の個数: 84

約数和(自身を含む): 507482856

約数和(自身を除く): 305669416

約数列:

[1, 2, 4, 5, 8, 10, 16, 19, 20, 32, 38, 40, 64, 76, 80, 95, 152, 160, 190, 304, 320, 361, 380, 608, 722, 760, 1216, 1444, 1520, 1747, 1805, 2888, 3040, 3494, 3610, 5776, 6080, 6988, 7220, 8735, 11552, 13976, 14440, 17470, 23104, 27952, 28880, 33193, 34940, 55904, 57760, 66386, 69880, 111808, 115520, 132772, 139760, 165965, 265544, 279520, 331930, 531088, 559040, 630667, 663860, 1062176, 1261334, 1327720, 2124352, 2522668, 2655440, 3153335, 5045336, 5310880, 6306670, 10090672, 10621760, 12613340, 20181344, 25226680, 40362688, 50453360, 100906720, 201813440]

約数ペア:

[(1, 201813440), (2, 100906720), (4, 50453360), (5, 40362688), (8, 25226680), (10, 20181344), (16, 12613340), (19, 10621760), (20, 10090672), (32, 6306670), (38, 5310880), (40, 5045336), (64, 3153335), (76, 2655440), (80, 2522668), (95, 2124352), (152, 1327720), (160, 1261334), (190, 1062176), (304, 663860), (320, 630667), (361, 559040), (380, 531088), (608, 331930), (722, 279520), (760, 265544), (1216, 165965), (1444, 139760), (1520, 132772), (1747, 115520), (1805, 111808), (2888, 69880), (3040, 66386), (3494, 57760), (3610, 55904), (5776, 34940), (6080, 33193), (6988, 28880), (7220, 27952), (8735, 23104), (11552, 17470), (13976, 14440)]