388621808

素因数分解:

$2^4\times {\mathrm{29}}^1\times {\mathrm{359}}^1\times {\mathrm{2333}}^1$

素因数の和:2729

約数の個数: 40

約数和(自身を含む): 781423200

約数和(自身を除く): 392801392

約数列:

[1, 2, 4, 8, 16, 29, 58, 116, 232, 359, 464, 718, 1436, 2333, 2872, 4666, 5744, 9332, 10411, 18664, 20822, 37328, 41644, 67657, 83288, 135314, 166576, 270628, 541256, 837547, 1082512, 1675094, 3350188, 6700376, 13400752, 24288863, 48577726, 97155452, 194310904, 388621808]

約数ペア:

[(1, 388621808), (2, 194310904), (4, 97155452), (8, 48577726), (16, 24288863), (29, 13400752), (58, 6700376), (116, 3350188), (232, 1675094), (359, 1082512), (464, 837547), (718, 541256), (1436, 270628), (2333, 166576), (2872, 135314), (4666, 83288), (5744, 67657), (9332, 41644), (10411, 37328), (18664, 20822)]