28682840

素因数分解:

$2^3\times 5^1\times {\mathrm{23}}^1\times {\mathrm{31177}}^1$

素因数の和:31211

約数の個数: 32

約数和(自身を含む): 67344480

約数和(自身を除く): 38661640

約数列:

[1, 2, 4, 5, 8, 10, 20, 23, 40, 46, 92, 115, 184, 230, 460, 920, 31177, 62354, 124708, 155885, 249416, 311770, 623540, 717071, 1247080, 1434142, 2868284, 3585355, 5736568, 7170710, 14341420, 28682840]

約数ペア:

[(1, 28682840), (2, 14341420), (4, 7170710), (5, 5736568), (8, 3585355), (10, 2868284), (20, 1434142), (23, 1247080), (40, 717071), (46, 623540), (92, 311770), (115, 249416), (184, 155885), (230, 124708), (460, 62354), (920, 31177)]