40540432

素因数分解:

$2^4\times {\mathrm{71}}^1\times {\mathrm{127}}^1\times {\mathrm{281}}^1$

素因数の和:487

約数の個数: 40

約数和(自身を含む): 80566272

約数和(自身を除く): 40025840

約数列:

[1, 2, 4, 8, 16, 71, 127, 142, 254, 281, 284, 508, 562, 568, 1016, 1124, 1136, 2032, 2248, 4496, 9017, 18034, 19951, 35687, 36068, 39902, 71374, 72136, 79804, 142748, 144272, 159608, 285496, 319216, 570992, 2533777, 5067554, 10135108, 20270216, 40540432]

約数ペア:

[(1, 40540432), (2, 20270216), (4, 10135108), (8, 5067554), (16, 2533777), (71, 570992), (127, 319216), (142, 285496), (254, 159608), (281, 144272), (284, 142748), (508, 79804), (562, 72136), (568, 71374), (1016, 39902), (1124, 36068), (1136, 35687), (2032, 19951), (2248, 18034), (4496, 9017)]