173640460

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{563}}^1\times {\mathrm{2203}}^1$

素因数の和:2782

約数の個数: 48

約数和(自身を含む): 417666816

約数和(自身を除く): 244026356

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 563, 1126, 2203, 2252, 2815, 3941, 4406, 5630, 7882, 8812, 11015, 11260, 15421, 15764, 19705, 22030, 30842, 39410, 44060, 61684, 77105, 78820, 154210, 308420, 1240289, 2480578, 4961156, 6201445, 8682023, 12402890, 17364046, 24805780, 34728092, 43410115, 86820230, 173640460]

約数ペア:

[(1, 173640460), (2, 86820230), (4, 43410115), (5, 34728092), (7, 24805780), (10, 17364046), (14, 12402890), (20, 8682023), (28, 6201445), (35, 4961156), (70, 2480578), (140, 1240289), (563, 308420), (1126, 154210), (2203, 78820), (2252, 77105), (2815, 61684), (3941, 44060), (4406, 39410), (5630, 30842), (7882, 22030), (8812, 19705), (11015, 15764), (11260, 15421)]