40646438

素因数分解:

$2^1\times 7^1\times {\mathrm{43}}^1\times {\mathrm{251}}^1\times {\mathrm{269}}^1$

素因数の和:572

約数の個数: 32

約数和(自身を含む): 71850240

約数和(自身を除く): 31203802

約数列:

[1, 2, 7, 14, 43, 86, 251, 269, 301, 502, 538, 602, 1757, 1883, 3514, 3766, 10793, 11567, 21586, 23134, 67519, 75551, 80969, 135038, 151102, 161938, 472633, 945266, 2903317, 5806634, 20323219, 40646438]

約数ペア:

[(1, 40646438), (2, 20323219), (7, 5806634), (14, 2903317), (43, 945266), (86, 472633), (251, 161938), (269, 151102), (301, 135038), (502, 80969), (538, 75551), (602, 67519), (1757, 23134), (1883, 21586), (3514, 11567), (3766, 10793)]