401375944

素因数分解:

$2^3\times {\mathrm{23}}^1\times {\mathrm{439}}^1\times {\mathrm{4969}}^1$

素因数の和:5437

約数の個数: 32

約数和(自身を含む): 787248000

約数和(自身を除く): 385872056

約数列:

[1, 2, 4, 8, 23, 46, 92, 184, 439, 878, 1756, 3512, 4969, 9938, 10097, 19876, 20194, 39752, 40388, 80776, 114287, 228574, 457148, 914296, 2181391, 4362782, 8725564, 17451128, 50171993, 100343986, 200687972, 401375944]

約数ペア:

[(1, 401375944), (2, 200687972), (4, 100343986), (8, 50171993), (23, 17451128), (46, 8725564), (92, 4362782), (184, 2181391), (439, 914296), (878, 457148), (1756, 228574), (3512, 114287), (4969, 80776), (9938, 40388), (10097, 39752), (19876, 20194)]