27920984

素因数分解:

$2^3\times 7^2\times {\mathrm{13}}^1\times {\mathrm{5479}}^1$

素因数の和:5512

約数の個数: 48

約数和(自身を含む): 65595600

約数和(自身を除く): 37674616

約数列:

[1, 2, 4, 7, 8, 13, 14, 26, 28, 49, 52, 56, 91, 98, 104, 182, 196, 364, 392, 637, 728, 1274, 2548, 5096, 5479, 10958, 21916, 38353, 43832, 71227, 76706, 142454, 153412, 268471, 284908, 306824, 498589, 536942, 569816, 997178, 1073884, 1994356, 2147768, 3490123, 3988712, 6980246, 13960492, 27920984]

約数ペア:

[(1, 27920984), (2, 13960492), (4, 6980246), (7, 3988712), (8, 3490123), (13, 2147768), (14, 1994356), (26, 1073884), (28, 997178), (49, 569816), (52, 536942), (56, 498589), (91, 306824), (98, 284908), (104, 268471), (182, 153412), (196, 142454), (364, 76706), (392, 71227), (637, 43832), (728, 38353), (1274, 21916), (2548, 10958), (5096, 5479)]