40541890

素因数分解:

$2^1\times 5^1\times {\mathrm{811}}^1\times {\mathrm{4999}}^1$

素因数の和:5817

約数の個数: 16

約数和(自身を含む): 73080000

約数和(自身を除く): 32538110

約数列:

[1, 2, 5, 10, 811, 1622, 4055, 4999, 8110, 9998, 24995, 49990, 4054189, 8108378, 20270945, 40541890]

約数ペア:

[(1, 40541890), (2, 20270945), (5, 8108378), (10, 4054189), (811, 49990), (1622, 24995), (4055, 9998), (4999, 8110)]