2016990

素因数分解:

$2^1\times 3^2\times 5^1\times {\mathrm{73}}^1\times {\mathrm{307}}^1$

素因数の和:393

約数の個数: 48

約数和(自身を含む): 5333328

約数和(自身を除く): 3316338

約数列:

[1, 2, 3, 5, 6, 9, 10, 15, 18, 30, 45, 73, 90, 146, 219, 307, 365, 438, 614, 657, 730, 921, 1095, 1314, 1535, 1842, 2190, 2763, 3070, 3285, 4605, 5526, 6570, 9210, 13815, 22411, 27630, 44822, 67233, 112055, 134466, 201699, 224110, 336165, 403398, 672330, 1008495, 2016990]

約数ペア:

[(1, 2016990), (2, 1008495), (3, 672330), (5, 403398), (6, 336165), (9, 224110), (10, 201699), (15, 134466), (18, 112055), (30, 67233), (45, 44822), (73, 27630), (90, 22411), (146, 13815), (219, 9210), (307, 6570), (365, 5526), (438, 4605), (614, 3285), (657, 3070), (730, 2763), (921, 2190), (1095, 1842), (1314, 1535)]