40408272

素因数分解:

$2^4\times 3^2\times {\mathrm{280613}}^1$

素因数の和:280627

約数の個数: 30

約数和(自身を含む): 113087442

約数和(自身を除く): 72679170

約数列:

[1, 2, 3, 4, 6, 8, 9, 12, 16, 18, 24, 36, 48, 72, 144, 280613, 561226, 841839, 1122452, 1683678, 2244904, 2525517, 3367356, 4489808, 5051034, 6734712, 10102068, 13469424, 20204136, 40408272]

約数ペア:

[(1, 40408272), (2, 20204136), (3, 13469424), (4, 10102068), (6, 6734712), (8, 5051034), (9, 4489808), (12, 3367356), (16, 2525517), (18, 2244904), (24, 1683678), (36, 1122452), (48, 841839), (72, 561226), (144, 280613)]