238696460

素因数分解:

$2^2\times 5^1\times {\mathrm{257}}^1\times {\mathrm{46439}}^1$

素因数の和:46705

約数の個数: 24

約数和(自身を含む): 503223840

約数和(自身を除く): 264527380

約数列:

[1, 2, 4, 5, 10, 20, 257, 514, 1028, 1285, 2570, 5140, 46439, 92878, 185756, 232195, 464390, 928780, 11934823, 23869646, 47739292, 59674115, 119348230, 238696460]

約数ペア:

[(1, 238696460), (2, 119348230), (4, 59674115), (5, 47739292), (10, 23869646), (20, 11934823), (257, 928780), (514, 464390), (1028, 232195), (1285, 185756), (2570, 92878), (5140, 46439)]