20191467100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{107}}^1\times {\mathrm{269579}}^1$

素因数の和:269707

約数の個数: 72

約数和(自身を含む): 50543015040

約数和(自身を除く): 30351547940

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 100, 107, 140, 175, 214, 350, 428, 535, 700, 749, 1070, 1498, 2140, 2675, 2996, 3745, 5350, 7490, 10700, 14980, 18725, 37450, 74900, 269579, 539158, 1078316, 1347895, 1887053, 2695790, 3774106, 5391580, 6739475, 7548212, 9435265, 13478950, 18870530, 26957900, 28844953, 37741060, 47176325, 57689906, 94352650, 115379812, 144224765, 188705300, 201914671, 288449530, 403829342, 576899060, 721123825, 807658684, 1009573355, 1442247650, 2019146710, 2884495300, 4038293420, 5047866775, 10095733550, 20191467100]

約数ペア:

[(1, 20191467100), (2, 10095733550), (4, 5047866775), (5, 4038293420), (7, 2884495300), (10, 2019146710), (14, 1442247650), (20, 1009573355), (25, 807658684), (28, 721123825), (35, 576899060), (50, 403829342), (70, 288449530), (100, 201914671), (107, 188705300), (140, 144224765), (175, 115379812), (214, 94352650), (350, 57689906), (428, 47176325), (535, 37741060), (700, 28844953), (749, 26957900), (1070, 18870530), (1498, 13478950), (2140, 9435265), (2675, 7548212), (2996, 6739475), (3745, 5391580), (5350, 3774106), (7490, 2695790), (10700, 1887053), (14980, 1347895), (18725, 1078316), (37450, 539158), (74900, 269579)]