408055888

素因数分解:

$2^4\times {\mathrm{83}}^1\times {\mathrm{109}}^1\times {\mathrm{2819}}^1$

素因数の和:3019

約数の個数: 40

約数和(自身を含む): 807760800

約数和(自身を除く): 399704912

約数列:

[1, 2, 4, 8, 16, 83, 109, 166, 218, 332, 436, 664, 872, 1328, 1744, 2819, 5638, 9047, 11276, 18094, 22552, 36188, 45104, 72376, 144752, 233977, 307271, 467954, 614542, 935908, 1229084, 1871816, 2458168, 3743632, 4916336, 25503493, 51006986, 102013972, 204027944, 408055888]

約数ペア:

[(1, 408055888), (2, 204027944), (4, 102013972), (8, 51006986), (16, 25503493), (83, 4916336), (109, 3743632), (166, 2458168), (218, 1871816), (332, 1229084), (436, 935908), (664, 614542), (872, 467954), (1328, 307271), (1744, 233977), (2819, 144752), (5638, 72376), (9047, 45104), (11276, 36188), (18094, 22552)]