20174449960

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{1523}}^1\times {\mathrm{47309}}^1$

素因数の和:48850

約数の個数: 64

約数和(自身を含む): 51912316800

約数和(自身を除く): 31737866840

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 1523, 3046, 6092, 7615, 10661, 12184, 15230, 21322, 30460, 42644, 47309, 53305, 60920, 85288, 94618, 106610, 189236, 213220, 236545, 331163, 378472, 426440, 473090, 662326, 946180, 1324652, 1655815, 1892360, 2649304, 3311630, 6623260, 13246520, 72051607, 144103214, 288206428, 360258035, 504361249, 576412856, 720516070, 1008722498, 1441032140, 2017444996, 2521806245, 2882064280, 4034889992, 5043612490, 10087224980, 20174449960]

約数ペア:

[(1, 20174449960), (2, 10087224980), (4, 5043612490), (5, 4034889992), (7, 2882064280), (8, 2521806245), (10, 2017444996), (14, 1441032140), (20, 1008722498), (28, 720516070), (35, 576412856), (40, 504361249), (56, 360258035), (70, 288206428), (140, 144103214), (280, 72051607), (1523, 13246520), (3046, 6623260), (6092, 3311630), (7615, 2649304), (10661, 1892360), (12184, 1655815), (15230, 1324652), (21322, 946180), (30460, 662326), (42644, 473090), (47309, 426440), (53305, 378472), (60920, 331163), (85288, 236545), (94618, 213220), (106610, 189236)]