2078576980

素因数分解:

$2^2\times 5^1\times {\mathrm{15331}}^1\times {\mathrm{6779}}^1$

素因数の和:22119

約数の個数: 24

約数和(自身を含む): 4365940320

約数和(自身を除く): 2287363340

約数列:

[1, 2, 4, 5, 10, 20, 6779, 13558, 15331, 27116, 30662, 33895, 61324, 67790, 76655, 135580, 153310, 306620, 103928849, 207857698, 415715396, 519644245, 1039288490, 2078576980]

約数ペア:

[(1, 2078576980), (2, 1039288490), (4, 519644245), (5, 415715396), (10, 207857698), (20, 103928849), (6779, 306620), (13558, 153310), (15331, 135580), (27116, 76655), (30662, 67790), (33895, 61324)]