49807640

素因数分解:

$2^3\times 5^1\times {\mathrm{1245191}}^1$

素因数の和:1245202

約数の個数: 16

約数和(自身を含む): 112067280

約数和(自身を除く): 62259640

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 1245191, 2490382, 4980764, 6225955, 9961528, 12451910, 24903820, 49807640]

約数ペア:

[(1, 49807640), (2, 24903820), (4, 12451910), (5, 9961528), (8, 6225955), (10, 4980764), (20, 2490382), (40, 1245191)]