8636540

素因数分解:

$2^2\times 5^1\times {\mathrm{11}}^1\times {\mathrm{37}}^1\times {\mathrm{1061}}^1$

素因数の和:1118

約数の個数: 48

約数和(自身を含む): 20339424

約数和(自身を除く): 11702884

約数列:

[1, 2, 4, 5, 10, 11, 20, 22, 37, 44, 55, 74, 110, 148, 185, 220, 370, 407, 740, 814, 1061, 1628, 2035, 2122, 4070, 4244, 5305, 8140, 10610, 11671, 21220, 23342, 39257, 46684, 58355, 78514, 116710, 157028, 196285, 233420, 392570, 431827, 785140, 863654, 1727308, 2159135, 4318270, 8636540]

約数ペア:

[(1, 8636540), (2, 4318270), (4, 2159135), (5, 1727308), (10, 863654), (11, 785140), (20, 431827), (22, 392570), (37, 233420), (44, 196285), (55, 157028), (74, 116710), (110, 78514), (148, 58355), (185, 46684), (220, 39257), (370, 23342), (407, 21220), (740, 11671), (814, 10610), (1061, 8140), (1628, 5305), (2035, 4244), (2122, 4070)]