40782404

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{23}}^1\times {\mathrm{43}}^1\times {\mathrm{61}}^1$

素因数の和:157

約数の個数: 72

約数和(自身を含む): 83869632

約数和(自身を除く): 43087228

約数列:

[1, 2, 4, 13, 23, 26, 43, 46, 52, 61, 86, 92, 122, 169, 172, 244, 299, 338, 559, 598, 676, 793, 989, 1118, 1196, 1403, 1586, 1978, 2236, 2623, 2806, 3172, 3887, 3956, 5246, 5612, 7267, 7774, 10309, 10492, 12857, 14534, 15548, 18239, 20618, 25714, 29068, 34099, 36478, 41236, 51428, 60329, 68198, 72956, 120658, 136396, 167141, 237107, 241316, 334282, 443287, 474214, 668564, 784277, 886574, 948428, 1568554, 1773148, 3137108, 10195601, 20391202, 40782404]

約数ペア:

[(1, 40782404), (2, 20391202), (4, 10195601), (13, 3137108), (23, 1773148), (26, 1568554), (43, 948428), (46, 886574), (52, 784277), (61, 668564), (86, 474214), (92, 443287), (122, 334282), (169, 241316), (172, 237107), (244, 167141), (299, 136396), (338, 120658), (559, 72956), (598, 68198), (676, 60329), (793, 51428), (989, 41236), (1118, 36478), (1196, 34099), (1403, 29068), (1586, 25714), (1978, 20618), (2236, 18239), (2623, 15548), (2806, 14534), (3172, 12857), (3887, 10492), (3956, 10309), (5246, 7774), (5612, 7267)]