387628480

素因数分解:

$2^6\times 5^1\times {\mathrm{1211339}}^1$

素因数の和:1211356

約数の個数: 28

約数和(自身を含む): 923041080

約数和(自身を除く): 535412600

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 1211339, 2422678, 4845356, 6056695, 9690712, 12113390, 19381424, 24226780, 38762848, 48453560, 77525696, 96907120, 193814240, 387628480]

約数ペア:

[(1, 387628480), (2, 193814240), (4, 96907120), (5, 77525696), (8, 48453560), (10, 38762848), (16, 24226780), (20, 19381424), (32, 12113390), (40, 9690712), (64, 6056695), (80, 4845356), (160, 2422678), (320, 1211339)]