28086870

素因数分解:

$2^1\times 3^1\times 5^1\times 7^1\times {\mathrm{79}}^1\times {\mathrm{1693}}^1$

素因数の和:1789

約数の個数: 64

約数和(自身を含む): 78059520

約数和(自身を除く): 49972650

約数列:

[1, 2, 3, 5, 6, 7, 10, 14, 15, 21, 30, 35, 42, 70, 79, 105, 158, 210, 237, 395, 474, 553, 790, 1106, 1185, 1659, 1693, 2370, 2765, 3318, 3386, 5079, 5530, 8295, 8465, 10158, 11851, 16590, 16930, 23702, 25395, 35553, 50790, 59255, 71106, 118510, 133747, 177765, 267494, 355530, 401241, 668735, 802482, 936229, 1337470, 1872458, 2006205, 2808687, 4012410, 4681145, 5617374, 9362290, 14043435, 28086870]

約数ペア:

[(1, 28086870), (2, 14043435), (3, 9362290), (5, 5617374), (6, 4681145), (7, 4012410), (10, 2808687), (14, 2006205), (15, 1872458), (21, 1337470), (30, 936229), (35, 802482), (42, 668735), (70, 401241), (79, 355530), (105, 267494), (158, 177765), (210, 133747), (237, 118510), (395, 71106), (474, 59255), (553, 50790), (790, 35553), (1106, 25395), (1185, 23702), (1659, 16930), (1693, 16590), (2370, 11851), (2765, 10158), (3318, 8465), (3386, 8295), (5079, 5530)]