404144

素因数分解:

$2^4\times {\mathrm{13}}^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1$

素因数の和:117

約数の個数: 40

約数和(自身を含む): 885360

約数和(自身を除く): 481216

約数列:

[1, 2, 4, 8, 13, 16, 26, 29, 52, 58, 67, 104, 116, 134, 208, 232, 268, 377, 464, 536, 754, 871, 1072, 1508, 1742, 1943, 3016, 3484, 3886, 6032, 6968, 7772, 13936, 15544, 25259, 31088, 50518, 101036, 202072, 404144]

約数ペア:

[(1, 404144), (2, 202072), (4, 101036), (8, 50518), (13, 31088), (16, 25259), (26, 15544), (29, 13936), (52, 7772), (58, 6968), (67, 6032), (104, 3886), (116, 3484), (134, 3016), (208, 1943), (232, 1742), (268, 1508), (377, 1072), (464, 871), (536, 754)]