5404120

素因数分解:

$2^3\times 5^1\times {\mathrm{167}}^1\times {\mathrm{809}}^1$

素因数の和:987

約数の個数: 32

約数和(自身を含む): 12247200

約数和(自身を除く): 6843080

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 167, 334, 668, 809, 835, 1336, 1618, 1670, 3236, 3340, 4045, 6472, 6680, 8090, 16180, 32360, 135103, 270206, 540412, 675515, 1080824, 1351030, 2702060, 5404120]

約数ペア:

[(1, 5404120), (2, 2702060), (4, 1351030), (5, 1080824), (8, 675515), (10, 540412), (20, 270206), (40, 135103), (167, 32360), (334, 16180), (668, 8090), (809, 6680), (835, 6472), (1336, 4045), (1618, 3340), (1670, 3236)]