2009880

素因数分解:

$2^3\times 3^3\times 5^1\times {\mathrm{1861}}^1$

素因数の和:1881

約数の個数: 64

約数和(自身を含む): 6703200

約数和(自身を除く): 4693320

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, 1861, 3722, 5583, 7444, 9305, 11166, 14888, 16749, 18610, 22332, 27915, 33498, 37220, 44664, 50247, 55830, 66996, 74440, 83745, 100494, 111660, 133992, 167490, 200988, 223320, 251235, 334980, 401976, 502470, 669960, 1004940, 2009880]

約数ペア:

[(1, 2009880), (2, 1004940), (3, 669960), (4, 502470), (5, 401976), (6, 334980), (8, 251235), (9, 223320), (10, 200988), (12, 167490), (15, 133992), (18, 111660), (20, 100494), (24, 83745), (27, 74440), (30, 66996), (36, 55830), (40, 50247), (45, 44664), (54, 37220), (60, 33498), (72, 27915), (90, 22332), (108, 18610), (120, 16749), (135, 14888), (180, 11166), (216, 9305), (270, 7444), (360, 5583), (540, 3722), (1080, 1861)]