16028540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{41}}^1\times {\mathrm{1777}}^1$

素因数の和:1838

約数の個数: 48

約数和(自身を含む): 37636704

約数和(自身を除く): 21608164

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 41, 44, 55, 82, 110, 164, 205, 220, 410, 451, 820, 902, 1777, 1804, 2255, 3554, 4510, 7108, 8885, 9020, 17770, 19547, 35540, 39094, 72857, 78188, 97735, 145714, 195470, 291428, 364285, 390940, 728570, 801427, 1457140, 1602854, 3205708, 4007135, 8014270, 16028540]

約数ペア:

[(1, 16028540), (2, 8014270), (4, 4007135), (5, 3205708), (10, 1602854), (11, 1457140), (20, 801427), (22, 728570), (41, 390940), (44, 364285), (55, 291428), (82, 195470), (110, 145714), (164, 97735), (205, 78188), (220, 72857), (410, 39094), (451, 35540), (820, 19547), (902, 17770), (1777, 9020), (1804, 8885), (2255, 7108), (3554, 4510)]