231062020

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{487}}^1\times {\mathrm{3389}}^1$

素因数の和:3892

約数の個数: 48

約数和(自身を含む): 555851520

約数和(自身を除く): 324789500

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 487, 974, 1948, 2435, 3389, 3409, 4870, 6778, 6818, 9740, 13556, 13636, 16945, 17045, 23723, 33890, 34090, 47446, 67780, 68180, 94892, 118615, 237230, 474460, 1650443, 3300886, 6601772, 8252215, 11553101, 16504430, 23106202, 33008860, 46212404, 57765505, 115531010, 231062020]

約数ペア:

[(1, 231062020), (2, 115531010), (4, 57765505), (5, 46212404), (7, 33008860), (10, 23106202), (14, 16504430), (20, 11553101), (28, 8252215), (35, 6601772), (70, 3300886), (140, 1650443), (487, 474460), (974, 237230), (1948, 118615), (2435, 94892), (3389, 68180), (3409, 67780), (4870, 47446), (6778, 34090), (6818, 33890), (9740, 23723), (13556, 17045), (13636, 16945)]