27789580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{13}}^1\times {\mathrm{15269}}^1$

素因数の和:15298

約数の個数: 48

約数和(自身を含む): 71830080

約数和(自身を除く): 44040500

約数列:

[1, 2, 4, 5, 7, 10, 13, 14, 20, 26, 28, 35, 52, 65, 70, 91, 130, 140, 182, 260, 364, 455, 910, 1820, 15269, 30538, 61076, 76345, 106883, 152690, 198497, 213766, 305380, 396994, 427532, 534415, 793988, 992485, 1068830, 1389479, 1984970, 2137660, 2778958, 3969940, 5557916, 6947395, 13894790, 27789580]

約数ペア:

[(1, 27789580), (2, 13894790), (4, 6947395), (5, 5557916), (7, 3969940), (10, 2778958), (13, 2137660), (14, 1984970), (20, 1389479), (26, 1068830), (28, 992485), (35, 793988), (52, 534415), (65, 427532), (70, 396994), (91, 305380), (130, 213766), (140, 198497), (182, 152690), (260, 106883), (364, 76345), (455, 61076), (910, 30538), (1820, 15269)]