38636680

素因数分解:

$2^3\times 5^1\times {\mathrm{89}}^1\times {\mathrm{10853}}^1$

素因数の和:10953

約数の個数: 32

約数和(自身を含む): 87917400

約数和(自身を除く): 49280720

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 89, 178, 356, 445, 712, 890, 1780, 3560, 10853, 21706, 43412, 54265, 86824, 108530, 217060, 434120, 965917, 1931834, 3863668, 4829585, 7727336, 9659170, 19318340, 38636680]

約数ペア:

[(1, 38636680), (2, 19318340), (4, 9659170), (5, 7727336), (8, 4829585), (10, 3863668), (20, 1931834), (40, 965917), (89, 434120), (178, 217060), (356, 108530), (445, 86824), (712, 54265), (890, 43412), (1780, 21706), (3560, 10853)]