1394377490

素因数分解:

$2^1\times 5^1\times {\mathrm{11}}^1\times {\mathrm{631}}^1\times {\mathrm{20089}}^1$

素因数の和:20738

約数の個数: 32

約数和(自身を含む): 2742526080

約数和(自身を除く): 1348148590

約数列:

[1, 2, 5, 10, 11, 22, 55, 110, 631, 1262, 3155, 6310, 6941, 13882, 20089, 34705, 40178, 69410, 100445, 200890, 220979, 441958, 1104895, 2209790, 12676159, 25352318, 63380795, 126761590, 139437749, 278875498, 697188745, 1394377490]

約数ペア:

[(1, 1394377490), (2, 697188745), (5, 278875498), (10, 139437749), (11, 126761590), (22, 63380795), (55, 25352318), (110, 12676159), (631, 2209790), (1262, 1104895), (3155, 441958), (6310, 220979), (6941, 200890), (13882, 100445), (20089, 69410), (34705, 40178)]