20155822630

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{41}}^1\times {\mathrm{47}}^1\times {\mathrm{55051}}^1$

素因数の和:55165

約数の個数: 64

約数和(自身を含む): 39954539520

約数和(自身を除く): 19798716890

約数列:

[1, 2, 5, 10, 19, 38, 41, 47, 82, 94, 95, 190, 205, 235, 410, 470, 779, 893, 1558, 1786, 1927, 3854, 3895, 4465, 7790, 8930, 9635, 19270, 36613, 55051, 73226, 110102, 183065, 275255, 366130, 550510, 1045969, 2091938, 2257091, 2587397, 4514182, 5174794, 5229845, 10459690, 11285455, 12936985, 22570910, 25873970, 42884729, 49160543, 85769458, 98321086, 106083277, 212166554, 214423645, 245802715, 428847290, 491605430, 530416385, 1060832770, 2015582263, 4031164526, 10077911315, 20155822630]

約数ペア:

[(1, 20155822630), (2, 10077911315), (5, 4031164526), (10, 2015582263), (19, 1060832770), (38, 530416385), (41, 491605430), (47, 428847290), (82, 245802715), (94, 214423645), (95, 212166554), (190, 106083277), (205, 98321086), (235, 85769458), (410, 49160543), (470, 42884729), (779, 25873970), (893, 22570910), (1558, 12936985), (1786, 11285455), (1927, 10459690), (3854, 5229845), (3895, 5174794), (4465, 4514182), (7790, 2587397), (8930, 2257091), (9635, 2091938), (19270, 1045969), (36613, 550510), (55051, 366130), (73226, 275255), (110102, 183065)]