27915580

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{18127}}^1$

素因数の和:18154

約数の個数: 48

約数和(自身を含む): 73092096

約数和(自身を除く): 45176516

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 18127, 36254, 72508, 90635, 126889, 181270, 199397, 253778, 362540, 398794, 507556, 634445, 797588, 996985, 1268890, 1395779, 1993970, 2537780, 2791558, 3987940, 5583116, 6978895, 13957790, 27915580]

約数ペア:

[(1, 27915580), (2, 13957790), (4, 6978895), (5, 5583116), (7, 3987940), (10, 2791558), (11, 2537780), (14, 1993970), (20, 1395779), (22, 1268890), (28, 996985), (35, 797588), (44, 634445), (55, 507556), (70, 398794), (77, 362540), (110, 253778), (140, 199397), (154, 181270), (220, 126889), (308, 90635), (385, 72508), (770, 36254), (1540, 18127)]