272717720

素因数分解:

$2^3\times 5^1\times {\mathrm{11}}^1\times {\mathrm{619813}}^1$

素因数の和:619835

約数の個数: 32

約数和(自身を含む): 669399120

約数和(自身を除く): 396681400

約数列:

[1, 2, 4, 5, 8, 10, 11, 20, 22, 40, 44, 55, 88, 110, 220, 440, 619813, 1239626, 2479252, 3099065, 4958504, 6198130, 6817943, 12396260, 13635886, 24792520, 27271772, 34089715, 54543544, 68179430, 136358860, 272717720]

約数ペア:

[(1, 272717720), (2, 136358860), (4, 68179430), (5, 54543544), (8, 34089715), (10, 27271772), (11, 24792520), (20, 13635886), (22, 12396260), (40, 6817943), (44, 6198130), (55, 4958504), (88, 3099065), (110, 2479252), (220, 1239626), (440, 619813)]