508707190

素因数分解:

$2^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{197}}^1\times {\mathrm{3637}}^1$

素因数の和:3912

約数の個数: 32

約数和(自身を含む): 933539904

約数和(自身を除く): 424832714

約数列:

[1, 2, 5, 10, 71, 142, 197, 355, 394, 710, 985, 1970, 3637, 7274, 13987, 18185, 27974, 36370, 69935, 139870, 258227, 516454, 716489, 1291135, 1432978, 2582270, 3582445, 7164890, 50870719, 101741438, 254353595, 508707190]

約数ペア:

[(1, 508707190), (2, 254353595), (5, 101741438), (10, 50870719), (71, 7164890), (142, 3582445), (197, 2582270), (355, 1432978), (394, 1291135), (710, 716489), (985, 516454), (1970, 258227), (3637, 139870), (7274, 69935), (13987, 36370), (18185, 27974)]