408077972

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{67}}^1\times {\mathrm{80141}}^1$

素因数の和:80231

約数の個数: 24

約数和(自身を含む): 762951840

約数和(自身を除く): 354873868

約数列:

[1, 2, 4, 19, 38, 67, 76, 134, 268, 1273, 2546, 5092, 80141, 160282, 320564, 1522679, 3045358, 5369447, 6090716, 10738894, 21477788, 102019493, 204038986, 408077972]

約数ペア:

[(1, 408077972), (2, 204038986), (4, 102019493), (19, 21477788), (38, 10738894), (67, 6090716), (76, 5369447), (134, 3045358), (268, 1522679), (1273, 320564), (2546, 160282), (5092, 80141)]