40574456

素因数分解:

$2^3\times {\mathrm{13}}^1\times {\mathrm{43}}^2\times {\mathrm{211}}^1$

素因数の和:316

約数の個数: 48

約数和(自身を含む): 84276360

約数和(自身を除く): 43701904

約数列:

[1, 2, 4, 8, 13, 26, 43, 52, 86, 104, 172, 211, 344, 422, 559, 844, 1118, 1688, 1849, 2236, 2743, 3698, 4472, 5486, 7396, 9073, 10972, 14792, 18146, 21944, 24037, 36292, 48074, 72584, 96148, 117949, 192296, 235898, 390139, 471796, 780278, 943592, 1560556, 3121112, 5071807, 10143614, 20287228, 40574456]

約数ペア:

[(1, 40574456), (2, 20287228), (4, 10143614), (8, 5071807), (13, 3121112), (26, 1560556), (43, 943592), (52, 780278), (86, 471796), (104, 390139), (172, 235898), (211, 192296), (344, 117949), (422, 96148), (559, 72584), (844, 48074), (1118, 36292), (1688, 24037), (1849, 21944), (2236, 18146), (2743, 14792), (3698, 10972), (4472, 9073), (5486, 7396)]