2009450060

素因数分解:

$2^2\times 5^1\times {\mathrm{97}}^1\times {\mathrm{211}}^1\times {\mathrm{4909}}^1$

素因数の和:5226

約数の個数: 48

約数和(自身を含む): 4284426720

約数和(自身を除く): 2274976660

約数列:

[1, 2, 4, 5, 10, 20, 97, 194, 211, 388, 422, 485, 844, 970, 1055, 1940, 2110, 4220, 4909, 9818, 19636, 20467, 24545, 40934, 49090, 81868, 98180, 102335, 204670, 409340, 476173, 952346, 1035799, 1904692, 2071598, 2380865, 4143196, 4761730, 5178995, 9523460, 10357990, 20715980, 100472503, 200945006, 401890012, 502362515, 1004725030, 2009450060]

約数ペア:

[(1, 2009450060), (2, 1004725030), (4, 502362515), (5, 401890012), (10, 200945006), (20, 100472503), (97, 20715980), (194, 10357990), (211, 9523460), (388, 5178995), (422, 4761730), (485, 4143196), (844, 2380865), (970, 2071598), (1055, 1904692), (1940, 1035799), (2110, 952346), (4220, 476173), (4909, 409340), (9818, 204670), (19636, 102335), (20467, 98180), (24545, 81868), (40934, 49090)]