2720872

素因数分解:

$2^3\times 7^2\times {\mathrm{11}}^1\times {\mathrm{631}}^1$

素因数の和:662

約数の個数: 48

約数和(自身を含む): 6484320

約数和(自身を除く): 3763448

約数列:

[1, 2, 4, 7, 8, 11, 14, 22, 28, 44, 49, 56, 77, 88, 98, 154, 196, 308, 392, 539, 616, 631, 1078, 1262, 2156, 2524, 4312, 4417, 5048, 6941, 8834, 13882, 17668, 27764, 30919, 35336, 48587, 55528, 61838, 97174, 123676, 194348, 247352, 340109, 388696, 680218, 1360436, 2720872]

約数ペア:

[(1, 2720872), (2, 1360436), (4, 680218), (7, 388696), (8, 340109), (11, 247352), (14, 194348), (22, 123676), (28, 97174), (44, 61838), (49, 55528), (56, 48587), (77, 35336), (88, 30919), (98, 27764), (154, 17668), (196, 13882), (308, 8834), (392, 6941), (539, 5048), (616, 4417), (631, 4312), (1078, 2524), (1262, 2156)]