2751920

素因数分解:

$2^4\times 5^1\times {\mathrm{41}}^1\times {\mathrm{839}}^1$

素因数の和:893

約数の個数: 40

約数和(自身を含む): 6562080

約数和(自身を除く): 3810160

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 41, 80, 82, 164, 205, 328, 410, 656, 820, 839, 1640, 1678, 3280, 3356, 4195, 6712, 8390, 13424, 16780, 33560, 34399, 67120, 68798, 137596, 171995, 275192, 343990, 550384, 687980, 1375960, 2751920]

約数ペア:

[(1, 2751920), (2, 1375960), (4, 687980), (5, 550384), (8, 343990), (10, 275192), (16, 171995), (20, 137596), (40, 68798), (41, 67120), (80, 34399), (82, 33560), (164, 16780), (205, 13424), (328, 8390), (410, 6712), (656, 4195), (820, 3356), (839, 3280), (1640, 1678)]