18544440

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{23}}^1\times {\mathrm{6719}}^1$

素因数の和:6756

約数の個数: 64

約数和(自身を含む): 58060800

約数和(自身を除く): 39516360

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 23, 24, 30, 40, 46, 60, 69, 92, 115, 120, 138, 184, 230, 276, 345, 460, 552, 690, 920, 1380, 2760, 6719, 13438, 20157, 26876, 33595, 40314, 53752, 67190, 80628, 100785, 134380, 154537, 161256, 201570, 268760, 309074, 403140, 463611, 618148, 772685, 806280, 927222, 1236296, 1545370, 1854444, 2318055, 3090740, 3708888, 4636110, 6181480, 9272220, 18544440]

約数ペア:

[(1, 18544440), (2, 9272220), (3, 6181480), (4, 4636110), (5, 3708888), (6, 3090740), (8, 2318055), (10, 1854444), (12, 1545370), (15, 1236296), (20, 927222), (23, 806280), (24, 772685), (30, 618148), (40, 463611), (46, 403140), (60, 309074), (69, 268760), (92, 201570), (115, 161256), (120, 154537), (138, 134380), (184, 100785), (230, 80628), (276, 67190), (345, 53752), (460, 40314), (552, 33595), (690, 26876), (920, 20157), (1380, 13438), (2760, 6719)]