2080343780

素因数分解:

$2^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{269}}^1\times {\mathrm{5297}}^1$

素因数の和:5648

約数の個数: 48

約数和(自身を含む): 4445869680

約数和(自身を除く): 2365525900

約数列:

[1, 2, 4, 5, 10, 20, 73, 146, 269, 292, 365, 538, 730, 1076, 1345, 1460, 2690, 5297, 5380, 10594, 19637, 21188, 26485, 39274, 52970, 78548, 98185, 105940, 196370, 386681, 392740, 773362, 1424893, 1546724, 1933405, 2849786, 3866810, 5699572, 7124465, 7733620, 14248930, 28497860, 104017189, 208034378, 416068756, 520085945, 1040171890, 2080343780]

約数ペア:

[(1, 2080343780), (2, 1040171890), (4, 520085945), (5, 416068756), (10, 208034378), (20, 104017189), (73, 28497860), (146, 14248930), (269, 7733620), (292, 7124465), (365, 5699572), (538, 3866810), (730, 2849786), (1076, 1933405), (1345, 1546724), (1460, 1424893), (2690, 773362), (5297, 392740), (5380, 386681), (10594, 196370), (19637, 105940), (21188, 98185), (26485, 78548), (39274, 52970)]