12731830

素因数分解:

$2^1\times 5^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{263}}^1$

素因数の和:420

約数の個数: 32

約数和(自身を含む): 23721984

約数和(自身を除く): 10990154

約数列:

[1, 2, 5, 10, 47, 94, 103, 206, 235, 263, 470, 515, 526, 1030, 1315, 2630, 4841, 9682, 12361, 24205, 24722, 27089, 48410, 54178, 61805, 123610, 135445, 270890, 1273183, 2546366, 6365915, 12731830]

約数ペア:

[(1, 12731830), (2, 6365915), (5, 2546366), (10, 1273183), (47, 270890), (94, 135445), (103, 123610), (206, 61805), (235, 54178), (263, 48410), (470, 27089), (515, 24722), (526, 24205), (1030, 12361), (1315, 9682), (2630, 4841)]