268309880

素因数分解:

$2^3\times 5^1\times {\mathrm{6707747}}^1$

素因数の和:6707758

約数の個数: 16

約数和(自身を含む): 603697320

約数和(自身を除く): 335387440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 6707747, 13415494, 26830988, 33538735, 53661976, 67077470, 134154940, 268309880]

約数ペア:

[(1, 268309880), (2, 134154940), (4, 67077470), (5, 53661976), (8, 33538735), (10, 26830988), (20, 13415494), (40, 6707747)]