11464840

素因数分解:

$2^3\times 5^1\times {\mathrm{443}}^1\times {\mathrm{647}}^1$

素因数の和:1101

約数の個数: 32

約数和(自身を含む): 25894080

約数和(自身を除く): 14429240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 443, 647, 886, 1294, 1772, 2215, 2588, 3235, 3544, 4430, 5176, 6470, 8860, 12940, 17720, 25880, 286621, 573242, 1146484, 1433105, 2292968, 2866210, 5732420, 11464840]

約数ペア:

[(1, 11464840), (2, 5732420), (4, 2866210), (5, 2292968), (8, 1433105), (10, 1146484), (20, 573242), (40, 286621), (443, 25880), (647, 17720), (886, 12940), (1294, 8860), (1772, 6470), (2215, 5176), (2588, 4430), (3235, 3544)]