222929680

素因数分解:

$2^4\times 5^1\times {\mathrm{31}}^1\times {\mathrm{89891}}^1$

素因数の和:89935

約数の個数: 40

約数和(自身を含む): 535037184

約数和(自身を除く): 312107504

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 31, 40, 62, 80, 124, 155, 248, 310, 496, 620, 1240, 2480, 89891, 179782, 359564, 449455, 719128, 898910, 1438256, 1797820, 2786621, 3595640, 5573242, 7191280, 11146484, 13933105, 22292968, 27866210, 44585936, 55732420, 111464840, 222929680]

約数ペア:

[(1, 222929680), (2, 111464840), (4, 55732420), (5, 44585936), (8, 27866210), (10, 22292968), (16, 13933105), (20, 11146484), (31, 7191280), (40, 5573242), (62, 3595640), (80, 2786621), (124, 1797820), (155, 1438256), (248, 898910), (310, 719128), (496, 449455), (620, 359564), (1240, 179782), (2480, 89891)]