399127970

素因数分解:

$2^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{1735339}}^1$

素因数の和:1735369

約数の個数: 16

約数和(自身を含む): 749666880

約数和(自身を除く): 350538910

約数列:

[1, 2, 5, 10, 23, 46, 115, 230, 1735339, 3470678, 8676695, 17353390, 39912797, 79825594, 199563985, 399127970]

約数ペア:

[(1, 399127970), (2, 199563985), (5, 79825594), (10, 39912797), (23, 17353390), (46, 8676695), (115, 3470678), (230, 1735339)]