2020430078

素因数分解:

$2^1\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{47}}^1\times {\mathrm{103}}^1\times {\mathrm{211}}^1$

素因数の和:429

約数の個数: 64

約数和(自身を含む): 3352707072

約数和(自身を除く): 1332276994

約数列:

[1, 2, 23, 43, 46, 47, 86, 94, 103, 206, 211, 422, 989, 1081, 1978, 2021, 2162, 2369, 4042, 4429, 4738, 4841, 4853, 8858, 9073, 9682, 9706, 9917, 18146, 19834, 21733, 43466, 46483, 92966, 101867, 111343, 203734, 208163, 208679, 222686, 228091, 416326, 417358, 426431, 456182, 499859, 852862, 934519, 999718, 1021451, 1869038, 2042902, 4787749, 9575498, 9807913, 19615826, 21493937, 23493373, 42987874, 43922393, 46986746, 87844786, 1010215039, 2020430078]

約数ペア:

[(1, 2020430078), (2, 1010215039), (23, 87844786), (43, 46986746), (46, 43922393), (47, 42987874), (86, 23493373), (94, 21493937), (103, 19615826), (206, 9807913), (211, 9575498), (422, 4787749), (989, 2042902), (1081, 1869038), (1978, 1021451), (2021, 999718), (2162, 934519), (2369, 852862), (4042, 499859), (4429, 456182), (4738, 426431), (4841, 417358), (4853, 416326), (8858, 228091), (9073, 222686), (9682, 208679), (9706, 208163), (9917, 203734), (18146, 111343), (19834, 101867), (21733, 92966), (43466, 46483)]