30780356

素因数分解:

$2^2\times {\mathrm{61}}^1\times {\mathrm{101}}^1\times {\mathrm{1249}}^1$

素因数の和:1415

約数の個数: 24

約数和(自身を含む): 55335000

約数和(自身を除く): 24554644

約数列:

[1, 2, 4, 61, 101, 122, 202, 244, 404, 1249, 2498, 4996, 6161, 12322, 24644, 76189, 126149, 152378, 252298, 304756, 504596, 7695089, 15390178, 30780356]

約数ペア:

[(1, 30780356), (2, 15390178), (4, 7695089), (61, 504596), (101, 304756), (122, 252298), (202, 152378), (244, 126149), (404, 76189), (1249, 24644), (2498, 12322), (4996, 6161)]