20736052040

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{107843}}^1$

素因数の和:107907

約数の個数: 128

約数和(自身を含む): 55906329600

約数和(自身を除く): 35170277560

約数列:

[1, 2, 4, 5, 8, 10, 11, 19, 20, 22, 23, 38, 40, 44, 46, 55, 76, 88, 92, 95, 110, 115, 152, 184, 190, 209, 220, 230, 253, 380, 418, 437, 440, 460, 506, 760, 836, 874, 920, 1012, 1045, 1265, 1672, 1748, 2024, 2090, 2185, 2530, 3496, 4180, 4370, 4807, 5060, 8360, 8740, 9614, 10120, 17480, 19228, 24035, 38456, 48070, 96140, 107843, 192280, 215686, 431372, 539215, 862744, 1078430, 1186273, 2049017, 2156860, 2372546, 2480389, 4098034, 4313720, 4745092, 4960778, 5931365, 8196068, 9490184, 9921556, 10245085, 11862730, 12401945, 16392136, 19843112, 20490170, 22539187, 23725460, 24803890, 27284279, 40980340, 45078374, 47127391, 47450920, 49607780, 54568558, 81960680, 90156748, 94254782, 99215560, 109137116, 112695935, 136421395, 180313496, 188509564, 218274232, 225391870, 235636955, 272842790, 377019128, 450783740, 471273910, 518401301, 545685580, 901567480, 942547820, 1036802602, 1091371160, 1885095640, 2073605204, 2592006505, 4147210408, 5184013010, 10368026020, 20736052040]

約数ペア:

[(1, 20736052040), (2, 10368026020), (4, 5184013010), (5, 4147210408), (8, 2592006505), (10, 2073605204), (11, 1885095640), (19, 1091371160), (20, 1036802602), (22, 942547820), (23, 901567480), (38, 545685580), (40, 518401301), (44, 471273910), (46, 450783740), (55, 377019128), (76, 272842790), (88, 235636955), (92, 225391870), (95, 218274232), (110, 188509564), (115, 180313496), (152, 136421395), (184, 112695935), (190, 109137116), (209, 99215560), (220, 94254782), (230, 90156748), (253, 81960680), (380, 54568558), (418, 49607780), (437, 47450920), (440, 47127391), (460, 45078374), (506, 40980340), (760, 27284279), (836, 24803890), (874, 23725460), (920, 22539187), (1012, 20490170), (1045, 19843112), (1265, 16392136), (1672, 12401945), (1748, 11862730), (2024, 10245085), (2090, 9921556), (2185, 9490184), (2530, 8196068), (3496, 5931365), (4180, 4960778), (4370, 4745092), (4807, 4313720), (5060, 4098034), (8360, 2480389), (8740, 2372546), (9614, 2156860), (10120, 2049017), (17480, 1186273), (19228, 1078430), (24035, 862744), (38456, 539215), (48070, 431372), (96140, 215686), (107843, 192280)]