19779400370

素因数分解:

$2^1\times 5^1\times {\mathrm{73}}^1\times {\mathrm{127}}^1\times {\mathrm{191}}^1\times {\mathrm{1117}}^1$

素因数の和:1515

約数の個数: 64

約数和(自身を含む): 36597989376

約数和(自身を除く): 16818589006

約数列:

[1, 2, 5, 10, 73, 127, 146, 191, 254, 365, 382, 635, 730, 955, 1117, 1270, 1910, 2234, 5585, 9271, 11170, 13943, 18542, 24257, 27886, 46355, 48514, 69715, 81541, 92710, 121285, 139430, 141859, 163082, 213347, 242570, 283718, 407705, 426694, 709295, 815410, 1066735, 1418590, 1770761, 2133470, 3541522, 8853805, 10355707, 15574331, 17707610, 20711414, 27095069, 31148662, 51778535, 54190138, 77871655, 103557070, 135475345, 155743310, 270950690, 1977940037, 3955880074, 9889700185, 19779400370]

約数ペア:

[(1, 19779400370), (2, 9889700185), (5, 3955880074), (10, 1977940037), (73, 270950690), (127, 155743310), (146, 135475345), (191, 103557070), (254, 77871655), (365, 54190138), (382, 51778535), (635, 31148662), (730, 27095069), (955, 20711414), (1117, 17707610), (1270, 15574331), (1910, 10355707), (2234, 8853805), (5585, 3541522), (9271, 2133470), (11170, 1770761), (13943, 1418590), (18542, 1066735), (24257, 815410), (27886, 709295), (46355, 426694), (48514, 407705), (69715, 283718), (81541, 242570), (92710, 213347), (121285, 163082), (139430, 141859)]