40802008

素因数分解:

$2^3\times {\mathrm{13}}^2\times {\mathrm{103}}^1\times {\mathrm{293}}^1$

素因数の和:428

約数の個数: 48

約数和(自身を含む): 83931120

約数和(自身を除く): 43129112

約数列:

[1, 2, 4, 8, 13, 26, 52, 103, 104, 169, 206, 293, 338, 412, 586, 676, 824, 1172, 1339, 1352, 2344, 2678, 3809, 5356, 7618, 10712, 15236, 17407, 30179, 30472, 34814, 49517, 60358, 69628, 99034, 120716, 139256, 198068, 241432, 392327, 396136, 784654, 1569308, 3138616, 5100251, 10200502, 20401004, 40802008]

約数ペア:

[(1, 40802008), (2, 20401004), (4, 10200502), (8, 5100251), (13, 3138616), (26, 1569308), (52, 784654), (103, 396136), (104, 392327), (169, 241432), (206, 198068), (293, 139256), (338, 120716), (412, 99034), (586, 69628), (676, 60358), (824, 49517), (1172, 34814), (1339, 30472), (1352, 30179), (2344, 17407), (2678, 15236), (3809, 10712), (5356, 7618)]