40806416

素因数分解:

$2^4\times 7^2\times {\mathrm{23}}^1\times {\mathrm{31}}^1\times {\mathrm{73}}^1$

素因数の和:149

約数の個数: 120

約数和(自身を含む): 100422144

約数和(自身を除く): 59615728

約数列:

[1, 2, 4, 7, 8, 14, 16, 23, 28, 31, 46, 49, 56, 62, 73, 92, 98, 112, 124, 146, 161, 184, 196, 217, 248, 292, 322, 368, 392, 434, 496, 511, 584, 644, 713, 784, 868, 1022, 1127, 1168, 1288, 1426, 1519, 1679, 1736, 2044, 2254, 2263, 2576, 2852, 3038, 3358, 3472, 3577, 4088, 4508, 4526, 4991, 5704, 6076, 6716, 7154, 8176, 9016, 9052, 9982, 11408, 11753, 12152, 13432, 14308, 15841, 18032, 18104, 19964, 23506, 24304, 26864, 28616, 31682, 34937, 36208, 39928, 47012, 52049, 57232, 63364, 69874, 79856, 82271, 94024, 104098, 110887, 126728, 139748, 164542, 188048, 208196, 221774, 253456, 279496, 329084, 364343, 416392, 443548, 558992, 658168, 728686, 832784, 887096, 1316336, 1457372, 1774192, 2550401, 2914744, 5100802, 5829488, 10201604, 20403208, 40806416]

約数ペア:

[(1, 40806416), (2, 20403208), (4, 10201604), (7, 5829488), (8, 5100802), (14, 2914744), (16, 2550401), (23, 1774192), (28, 1457372), (31, 1316336), (46, 887096), (49, 832784), (56, 728686), (62, 658168), (73, 558992), (92, 443548), (98, 416392), (112, 364343), (124, 329084), (146, 279496), (161, 253456), (184, 221774), (196, 208196), (217, 188048), (248, 164542), (292, 139748), (322, 126728), (368, 110887), (392, 104098), (434, 94024), (496, 82271), (511, 79856), (584, 69874), (644, 63364), (713, 57232), (784, 52049), (868, 47012), (1022, 39928), (1127, 36208), (1168, 34937), (1288, 31682), (1426, 28616), (1519, 26864), (1679, 24304), (1736, 23506), (2044, 19964), (2254, 18104), (2263, 18032), (2576, 15841), (2852, 14308), (3038, 13432), (3358, 12152), (3472, 11753), (3577, 11408), (4088, 9982), (4508, 9052), (4526, 9016), (4991, 8176), (5704, 7154), (6076, 6716)]