19343880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{17911}}^1$

素因数の和:17931

約数の個数: 64

約数和(自身を含む): 64483200

約数和(自身を除く): 45139320

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 27, 30, 36, 40, 45, 54, 60, 72, 90, 108, 120, 135, 180, 216, 270, 360, 540, 1080, 17911, 35822, 53733, 71644, 89555, 107466, 143288, 161199, 179110, 214932, 268665, 322398, 358220, 429864, 483597, 537330, 644796, 716440, 805995, 967194, 1074660, 1289592, 1611990, 1934388, 2149320, 2417985, 3223980, 3868776, 4835970, 6447960, 9671940, 19343880]

約数ペア:

[(1, 19343880), (2, 9671940), (3, 6447960), (4, 4835970), (5, 3868776), (6, 3223980), (8, 2417985), (9, 2149320), (10, 1934388), (12, 1611990), (15, 1289592), (18, 1074660), (20, 967194), (24, 805995), (27, 716440), (30, 644796), (36, 537330), (40, 483597), (45, 429864), (54, 358220), (60, 322398), (72, 268665), (90, 214932), (108, 179110), (120, 161199), (135, 143288), (180, 107466), (216, 89555), (270, 71644), (360, 53733), (540, 35822), (1080, 17911)]