215523890

素因数分解:

$2^1\times 5^1\times {\mathrm{37}}^1\times {\mathrm{241}}^1\times {\mathrm{2417}}^1$

素因数の和:2702

約数の個数: 32

約数和(自身を含む): 400246704

約数和(自身を除く): 184722814

約数列:

[1, 2, 5, 10, 37, 74, 185, 241, 370, 482, 1205, 2410, 2417, 4834, 8917, 12085, 17834, 24170, 44585, 89170, 89429, 178858, 447145, 582497, 894290, 1164994, 2912485, 5824970, 21552389, 43104778, 107761945, 215523890]

約数ペア:

[(1, 215523890), (2, 107761945), (5, 43104778), (10, 21552389), (37, 5824970), (74, 2912485), (185, 1164994), (241, 894290), (370, 582497), (482, 447145), (1205, 178858), (2410, 89429), (2417, 89170), (4834, 44585), (8917, 24170), (12085, 17834)]