28715270

素因数分解:

$2^1\times 5^1\times {\mathrm{19}}^1\times {\mathrm{23}}^1\times {\mathrm{6571}}^1$

素因数の和:6620

約数の個数: 32

約数和(自身を含む): 56782080

約数和(自身を除く): 28066810

約数列:

[1, 2, 5, 10, 19, 23, 38, 46, 95, 115, 190, 230, 437, 874, 2185, 4370, 6571, 13142, 32855, 65710, 124849, 151133, 249698, 302266, 624245, 755665, 1248490, 1511330, 2871527, 5743054, 14357635, 28715270]

約数ペア:

[(1, 28715270), (2, 14357635), (5, 5743054), (10, 2871527), (19, 1511330), (23, 1248490), (38, 755665), (46, 624245), (95, 302266), (115, 249698), (190, 151133), (230, 124849), (437, 65710), (874, 32855), (2185, 13142), (4370, 6571)]