54959720

素因数分解:

$2^3\times 5^1\times {\mathrm{1129}}^1\times {\mathrm{1217}}^1$

素因数の和:2357

約数の個数: 32

約数和(自身を含む): 123870600

約数和(自身を除く): 68910880

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1129, 1217, 2258, 2434, 4516, 4868, 5645, 6085, 9032, 9736, 11290, 12170, 22580, 24340, 45160, 48680, 1373993, 2747986, 5495972, 6869965, 10991944, 13739930, 27479860, 54959720]

約数ペア:

[(1, 54959720), (2, 27479860), (4, 13739930), (5, 10991944), (8, 6869965), (10, 5495972), (20, 2747986), (40, 1373993), (1129, 48680), (1217, 45160), (2258, 24340), (2434, 22580), (4516, 12170), (4868, 11290), (5645, 9736), (6085, 9032)]