1680804

素因数分解:

$2^2\times 3^3\times {\mathrm{79}}^1\times {\mathrm{197}}^1$

素因数の和:289

約数の個数: 48

約数和(自身を含む): 4435200

約数和(自身を除く): 2754396

約数列:

[1, 2, 3, 4, 6, 9, 12, 18, 27, 36, 54, 79, 108, 158, 197, 237, 316, 394, 474, 591, 711, 788, 948, 1182, 1422, 1773, 2133, 2364, 2844, 3546, 4266, 5319, 7092, 8532, 10638, 15563, 21276, 31126, 46689, 62252, 93378, 140067, 186756, 280134, 420201, 560268, 840402, 1680804]

約数ペア:

[(1, 1680804), (2, 840402), (3, 560268), (4, 420201), (6, 280134), (9, 186756), (12, 140067), (18, 93378), (27, 62252), (36, 46689), (54, 31126), (79, 21276), (108, 15563), (158, 10638), (197, 8532), (237, 7092), (316, 5319), (394, 4266), (474, 3546), (591, 2844), (711, 2364), (788, 2133), (948, 1773), (1182, 1422)]