56809720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{129113}}^1$

素因数の和:129135

約数の個数: 32

約数和(自身を含む): 139443120

約数和(自身を除く): 82633400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 129113, 258226, 516452, 645565, 1032904, 1291130, 1420243, 2582260, 2840486, 5164520, 5680972, 7101215, 11361944, 14202430, 28404860, 56809720]

約数ペア:

[(1, 56809720), (2, 28404860), (4, 14202430), (5, 11361944), (8, 7101215), (10, 5680972), (11, 5164520), (20, 2840486), (22, 2582260), (40, 1420243), (44, 1291130), (55, 1032904), (88, 645565), (110, 516452), (220, 258226), (440, 129113)]