27899380

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{31}}^1\times {\mathrm{2647}}^1$

素因数の和:2704

約数の個数: 48

約数和(自身を含む): 64060416

約数和(自身を除く): 36161036

約数列:

[1, 2, 4, 5, 10, 17, 20, 31, 34, 62, 68, 85, 124, 155, 170, 310, 340, 527, 620, 1054, 2108, 2635, 2647, 5270, 5294, 10540, 10588, 13235, 26470, 44999, 52940, 82057, 89998, 164114, 179996, 224995, 328228, 410285, 449990, 820570, 899980, 1394969, 1641140, 2789938, 5579876, 6974845, 13949690, 27899380]

約数ペア:

[(1, 27899380), (2, 13949690), (4, 6974845), (5, 5579876), (10, 2789938), (17, 1641140), (20, 1394969), (31, 899980), (34, 820570), (62, 449990), (68, 410285), (85, 328228), (124, 224995), (155, 179996), (170, 164114), (310, 89998), (340, 82057), (527, 52940), (620, 44999), (1054, 26470), (2108, 13235), (2635, 10588), (2647, 10540), (5270, 5294)]