388600106680

素因数分解:

$2^3\times 5^1\times {\mathrm{9715002667}}^1$

素因数の和:9715002678

約数の個数: 16

約数和(自身を含む): 874350240120

約数和(自身を除く): 485750133440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 9715002667, 19430005334, 38860010668, 48575013335, 77720021336, 97150026670, 194300053340, 388600106680]

約数ペア:

[(1, 388600106680), (2, 194300053340), (4, 97150026670), (5, 77720021336), (8, 48575013335), (10, 38860010668), (20, 19430005334), (40, 9715002667)]