39980402

素因数分解:

$2^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{89}}^1\times {\mathrm{2917}}^1$

素因数の和:3026

約数の個数: 32

約数和(自身を含む): 75634560

約数和(自身を除く): 35654158

約数列:

[1, 2, 7, 11, 14, 22, 77, 89, 154, 178, 623, 979, 1246, 1958, 2917, 5834, 6853, 13706, 20419, 32087, 40838, 64174, 224609, 259613, 449218, 519226, 1817291, 2855743, 3634582, 5711486, 19990201, 39980402]

約数ペア:

[(1, 39980402), (2, 19990201), (7, 5711486), (11, 3634582), (14, 2855743), (22, 1817291), (77, 519226), (89, 449218), (154, 259613), (178, 224609), (623, 64174), (979, 40838), (1246, 32087), (1958, 20419), (2917, 13706), (5834, 6853)]