20676090700

素因数分解:

$2^2\times 5^2\times {\mathrm{19}}^1\times {\mathrm{227}}^1\times {\mathrm{47939}}^1$

素因数の和:48199

約数の個数: 72

約数和(自身を含む): 47437588800

約数和(自身を除く): 26761498100

約数列:

[1, 2, 4, 5, 10, 19, 20, 25, 38, 50, 76, 95, 100, 190, 227, 380, 454, 475, 908, 950, 1135, 1900, 2270, 4313, 4540, 5675, 8626, 11350, 17252, 21565, 22700, 43130, 47939, 86260, 95878, 107825, 191756, 215650, 239695, 431300, 479390, 910841, 958780, 1198475, 1821682, 2396950, 3643364, 4554205, 4793900, 9108410, 10882153, 18216820, 21764306, 22771025, 43528612, 45542050, 54410765, 91084100, 108821530, 206760907, 217643060, 272053825, 413521814, 544107650, 827043628, 1033804535, 1088215300, 2067609070, 4135218140, 5169022675, 10338045350, 20676090700]

約数ペア:

[(1, 20676090700), (2, 10338045350), (4, 5169022675), (5, 4135218140), (10, 2067609070), (19, 1088215300), (20, 1033804535), (25, 827043628), (38, 544107650), (50, 413521814), (76, 272053825), (95, 217643060), (100, 206760907), (190, 108821530), (227, 91084100), (380, 54410765), (454, 45542050), (475, 43528612), (908, 22771025), (950, 21764306), (1135, 18216820), (1900, 10882153), (2270, 9108410), (4313, 4793900), (4540, 4554205), (5675, 3643364), (8626, 2396950), (11350, 1821682), (17252, 1198475), (21565, 958780), (22700, 910841), (43130, 479390), (47939, 431300), (86260, 239695), (95878, 215650), (107825, 191756)]