2019475160

素因数分解:

$2^3\times 5^1\times {\mathrm{31}}^1\times {\mathrm{257}}^1\times {\mathrm{6337}}^1$

素因数の和:6636

約数の個数: 64

約数和(自身を含む): 4709387520

約数和(自身を除く): 2689912360

約数列:

[1, 2, 4, 5, 8, 10, 20, 31, 40, 62, 124, 155, 248, 257, 310, 514, 620, 1028, 1240, 1285, 2056, 2570, 5140, 6337, 7967, 10280, 12674, 15934, 25348, 31685, 31868, 39835, 50696, 63370, 63736, 79670, 126740, 159340, 196447, 253480, 318680, 392894, 785788, 982235, 1571576, 1628609, 1964470, 3257218, 3928940, 6514436, 7857880, 8143045, 13028872, 16286090, 32572180, 50486879, 65144360, 100973758, 201947516, 252434395, 403895032, 504868790, 1009737580, 2019475160]

約数ペア:

[(1, 2019475160), (2, 1009737580), (4, 504868790), (5, 403895032), (8, 252434395), (10, 201947516), (20, 100973758), (31, 65144360), (40, 50486879), (62, 32572180), (124, 16286090), (155, 13028872), (248, 8143045), (257, 7857880), (310, 6514436), (514, 3928940), (620, 3257218), (1028, 1964470), (1240, 1628609), (1285, 1571576), (2056, 982235), (2570, 785788), (5140, 392894), (6337, 318680), (7967, 253480), (10280, 196447), (12674, 159340), (15934, 126740), (25348, 79670), (31685, 63736), (31868, 63370), (39835, 50696)]