19401760

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{17}}^1\times {\mathrm{1019}}^1$

素因数の和:1058

約数の個数: 96

約数和(自身を含む): 55520640

約数和(自身を除く): 36118880

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 17, 20, 28, 32, 34, 35, 40, 56, 68, 70, 80, 85, 112, 119, 136, 140, 160, 170, 224, 238, 272, 280, 340, 476, 544, 560, 595, 680, 952, 1019, 1120, 1190, 1360, 1904, 2038, 2380, 2720, 3808, 4076, 4760, 5095, 7133, 8152, 9520, 10190, 14266, 16304, 17323, 19040, 20380, 28532, 32608, 34646, 35665, 40760, 57064, 69292, 71330, 81520, 86615, 114128, 121261, 138584, 142660, 163040, 173230, 228256, 242522, 277168, 285320, 346460, 485044, 554336, 570640, 606305, 692920, 970088, 1141280, 1212610, 1385840, 1940176, 2425220, 2771680, 3880352, 4850440, 9700880, 19401760]

約数ペア:

[(1, 19401760), (2, 9700880), (4, 4850440), (5, 3880352), (7, 2771680), (8, 2425220), (10, 1940176), (14, 1385840), (16, 1212610), (17, 1141280), (20, 970088), (28, 692920), (32, 606305), (34, 570640), (35, 554336), (40, 485044), (56, 346460), (68, 285320), (70, 277168), (80, 242522), (85, 228256), (112, 173230), (119, 163040), (136, 142660), (140, 138584), (160, 121261), (170, 114128), (224, 86615), (238, 81520), (272, 71330), (280, 69292), (340, 57064), (476, 40760), (544, 35665), (560, 34646), (595, 32608), (680, 28532), (952, 20380), (1019, 19040), (1120, 17323), (1190, 16304), (1360, 14266), (1904, 10190), (2038, 9520), (2380, 8152), (2720, 7133), (3808, 5095), (4076, 4760)]