20346930

素因数分解:

$2^1\times 3^3\times 5^1\times {\mathrm{179}}^1\times {\mathrm{421}}^1$

素因数の和:616

約数の個数: 64

約数和(自身を含む): 54691200

約数和(自身を除く): 34344270

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 27, 30, 45, 54, 90, 135, 179, 270, 358, 421, 537, 842, 895, 1074, 1263, 1611, 1790, 2105, 2526, 2685, 3222, 3789, 4210, 4833, 5370, 6315, 7578, 8055, 9666, 11367, 12630, 16110, 18945, 22734, 24165, 37890, 48330, 56835, 75359, 113670, 150718, 226077, 376795, 452154, 678231, 753590, 1130385, 1356462, 2034693, 2260770, 3391155, 4069386, 6782310, 10173465, 20346930]

約数ペア:

[(1, 20346930), (2, 10173465), (3, 6782310), (5, 4069386), (6, 3391155), (9, 2260770), (10, 2034693), (15, 1356462), (18, 1130385), (27, 753590), (30, 678231), (45, 452154), (54, 376795), (90, 226077), (135, 150718), (179, 113670), (270, 75359), (358, 56835), (421, 48330), (537, 37890), (842, 24165), (895, 22734), (1074, 18945), (1263, 16110), (1611, 12630), (1790, 11367), (2105, 9666), (2526, 8055), (2685, 7578), (3222, 6315), (3789, 5370), (4210, 4833)]