27712520

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{62983}}^1$

素因数の和:63005

約数の個数: 32

約数和(自身を含む): 68022720

約数和(自身を除く): 40310200

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 62983, 125966, 251932, 314915, 503864, 629830, 692813, 1259660, 1385626, 2519320, 2771252, 3464065, 5542504, 6928130, 13856260, 27712520]

約数ペア:

[(1, 27712520), (2, 13856260), (4, 6928130), (5, 5542504), (8, 3464065), (10, 2771252), (11, 2519320), (20, 1385626), (22, 1259660), (40, 692813), (44, 629830), (55, 503864), (88, 314915), (110, 251932), (220, 125966), (440, 62983)]