2181330

素因数分解:

$2^1\times 3^4\times 5^1\times {\mathrm{2693}}^1$

素因数の和:2712

約数の個数: 40

約数和(自身を含む): 5867532

約数和(自身を除く): 3686202

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 81, 90, 135, 162, 270, 405, 810, 2693, 5386, 8079, 13465, 16158, 24237, 26930, 40395, 48474, 72711, 80790, 121185, 145422, 218133, 242370, 363555, 436266, 727110, 1090665, 2181330]

約数ペア:

[(1, 2181330), (2, 1090665), (3, 727110), (5, 436266), (6, 363555), (9, 242370), (10, 218133), (15, 145422), (18, 121185), (27, 80790), (30, 72711), (45, 48474), (54, 40395), (81, 26930), (90, 24237), (135, 16158), (162, 13465), (270, 8079), (405, 5386), (810, 2693)]