2161064170

素因数分解:

$2^1\times 5^1\times {\mathrm{257}}^1\times {\mathrm{431}}^1\times {\mathrm{1951}}^1$

素因数の和:2646

約数の個数: 32

約数和(自身を含む): 3916118016

約数和(自身を除く): 1755053846

約数列:

[1, 2, 5, 10, 257, 431, 514, 862, 1285, 1951, 2155, 2570, 3902, 4310, 9755, 19510, 110767, 221534, 501407, 553835, 840881, 1002814, 1107670, 1681762, 2507035, 4204405, 5014070, 8408810, 216106417, 432212834, 1080532085, 2161064170]

約数ペア:

[(1, 2161064170), (2, 1080532085), (5, 432212834), (10, 216106417), (257, 8408810), (431, 5014070), (514, 4204405), (862, 2507035), (1285, 1681762), (1951, 1107670), (2155, 1002814), (2570, 840881), (3902, 553835), (4310, 501407), (9755, 221534), (19510, 110767)]