489949120

素因数分解:

$2^6\times 5^1\times {\mathrm{1531091}}^1$

素因数の和:1531108

約数の個数: 28

約数和(自身を含む): 1166692104

約数和(自身を除く): 676742984

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 320, 1531091, 3062182, 6124364, 7655455, 12248728, 15310910, 24497456, 30621820, 48994912, 61243640, 97989824, 122487280, 244974560, 489949120]

約数ペア:

[(1, 489949120), (2, 244974560), (4, 122487280), (5, 97989824), (8, 61243640), (10, 48994912), (16, 30621820), (20, 24497456), (32, 15310910), (40, 12248728), (64, 7655455), (80, 6124364), (160, 3062182), (320, 1531091)]