340326784

素因数分解:

$2^7\times 7^1\times {\mathrm{19}}^1\times {\mathrm{19991}}^1$

素因数の和:20031

約数の個数: 64

約数和(自身を含む): 815673600

約数和(自身を除く): 475346816

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 32, 38, 56, 64, 76, 112, 128, 133, 152, 224, 266, 304, 448, 532, 608, 896, 1064, 1216, 2128, 2432, 4256, 8512, 17024, 19991, 39982, 79964, 139937, 159928, 279874, 319856, 379829, 559748, 639712, 759658, 1119496, 1279424, 1519316, 2238992, 2558848, 2658803, 3038632, 4477984, 5317606, 6077264, 8955968, 10635212, 12154528, 17911936, 21270424, 24309056, 42540848, 48618112, 85081696, 170163392, 340326784]

約数ペア:

[(1, 340326784), (2, 170163392), (4, 85081696), (7, 48618112), (8, 42540848), (14, 24309056), (16, 21270424), (19, 17911936), (28, 12154528), (32, 10635212), (38, 8955968), (56, 6077264), (64, 5317606), (76, 4477984), (112, 3038632), (128, 2658803), (133, 2558848), (152, 2238992), (224, 1519316), (266, 1279424), (304, 1119496), (448, 759658), (532, 639712), (608, 559748), (896, 379829), (1064, 319856), (1216, 279874), (2128, 159928), (2432, 139937), (4256, 79964), (8512, 39982), (17024, 19991)]