4279408

素因数分解:

$2^4\times 7^1\times {\mathrm{19}}^1\times {\mathrm{2011}}^1$

素因数の和:2045

約数の個数: 40

約数和(自身を含む): 9979520

約数和(自身を除く): 5700112

約数列:

[1, 2, 4, 7, 8, 14, 16, 19, 28, 38, 56, 76, 112, 133, 152, 266, 304, 532, 1064, 2011, 2128, 4022, 8044, 14077, 16088, 28154, 32176, 38209, 56308, 76418, 112616, 152836, 225232, 267463, 305672, 534926, 611344, 1069852, 2139704, 4279408]

約数ペア:

[(1, 4279408), (2, 2139704), (4, 1069852), (7, 611344), (8, 534926), (14, 305672), (16, 267463), (19, 225232), (28, 152836), (38, 112616), (56, 76418), (76, 56308), (112, 38209), (133, 32176), (152, 28154), (266, 16088), (304, 14077), (532, 8044), (1064, 4022), (2011, 2128)]