1617640

素因数分解:

$2^3\times 5^1\times {\mathrm{37}}^1\times {\mathrm{1093}}^1$

素因数の和:1141

約数の個数: 32

約数和(自身を含む): 3741480

約数和(自身を除く): 2123840

約数列:

[1, 2, 4, 5, 8, 10, 20, 37, 40, 74, 148, 185, 296, 370, 740, 1093, 1480, 2186, 4372, 5465, 8744, 10930, 21860, 40441, 43720, 80882, 161764, 202205, 323528, 404410, 808820, 1617640]

約数ペア:

[(1, 1617640), (2, 808820), (4, 404410), (5, 323528), (8, 202205), (10, 161764), (20, 80882), (37, 43720), (40, 40441), (74, 21860), (148, 10930), (185, 8744), (296, 5465), (370, 4372), (740, 2186), (1093, 1480)]