40686412

素因数分解:

$2^2\times {\mathrm{13}}^2\times {\mathrm{139}}^1\times {\mathrm{433}}^1$

素因数の和:602

約数の個数: 36

約数和(自身を含む): 77833560

約数和(自身を除く): 37147148

約数列:

[1, 2, 4, 13, 26, 52, 139, 169, 278, 338, 433, 556, 676, 866, 1732, 1807, 3614, 5629, 7228, 11258, 22516, 23491, 46982, 60187, 73177, 93964, 120374, 146354, 240748, 292708, 782431, 1564862, 3129724, 10171603, 20343206, 40686412]

約数ペア:

[(1, 40686412), (2, 20343206), (4, 10171603), (13, 3129724), (26, 1564862), (52, 782431), (139, 292708), (169, 240748), (278, 146354), (338, 120374), (433, 93964), (556, 73177), (676, 60187), (866, 46982), (1732, 23491), (1807, 22516), (3614, 11258), (5629, 7228)]