27603920

素因数分解:

$2^4\times 5^1\times {\mathrm{17}}^1\times {\mathrm{20297}}^1$

素因数の和:20327

約数の個数: 40

約数和(自身を含む): 67957704

約数和(自身を除く): 40353784

約数列:

[1, 2, 4, 5, 8, 10, 16, 17, 20, 34, 40, 68, 80, 85, 136, 170, 272, 340, 680, 1360, 20297, 40594, 81188, 101485, 162376, 202970, 324752, 345049, 405940, 690098, 811880, 1380196, 1623760, 1725245, 2760392, 3450490, 5520784, 6900980, 13801960, 27603920]

約数ペア:

[(1, 27603920), (2, 13801960), (4, 6900980), (5, 5520784), (8, 3450490), (10, 2760392), (16, 1725245), (17, 1623760), (20, 1380196), (34, 811880), (40, 690098), (68, 405940), (80, 345049), (85, 324752), (136, 202970), (170, 162376), (272, 101485), (340, 81188), (680, 40594), (1360, 20297)]