31041080

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{59}}^1\times {\mathrm{1879}}^1$

素因数の和:1956

約数の個数: 64

約数和(自身を含む): 81216000

約数和(自身を除く): 50174920

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 59, 70, 118, 140, 236, 280, 295, 413, 472, 590, 826, 1180, 1652, 1879, 2065, 2360, 3304, 3758, 4130, 7516, 8260, 9395, 13153, 15032, 16520, 18790, 26306, 37580, 52612, 65765, 75160, 105224, 110861, 131530, 221722, 263060, 443444, 526120, 554305, 776027, 886888, 1108610, 1552054, 2217220, 3104108, 3880135, 4434440, 6208216, 7760270, 15520540, 31041080]

約数ペア:

[(1, 31041080), (2, 15520540), (4, 7760270), (5, 6208216), (7, 4434440), (8, 3880135), (10, 3104108), (14, 2217220), (20, 1552054), (28, 1108610), (35, 886888), (40, 776027), (56, 554305), (59, 526120), (70, 443444), (118, 263060), (140, 221722), (236, 131530), (280, 110861), (295, 105224), (413, 75160), (472, 65765), (590, 52612), (826, 37580), (1180, 26306), (1652, 18790), (1879, 16520), (2065, 15032), (2360, 13153), (3304, 9395), (3758, 8260), (4130, 7516)]