2604990

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{71}}^1\times {\mathrm{1223}}^1$

素因数の和:1304

約数の個数: 32

約数和(自身を含む): 6345216

約数和(自身を除く): 3740226

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 71, 142, 213, 355, 426, 710, 1065, 1223, 2130, 2446, 3669, 6115, 7338, 12230, 18345, 36690, 86833, 173666, 260499, 434165, 520998, 868330, 1302495, 2604990]

約数ペア:

[(1, 2604990), (2, 1302495), (3, 868330), (5, 520998), (6, 434165), (10, 260499), (15, 173666), (30, 86833), (71, 36690), (142, 18345), (213, 12230), (355, 7338), (426, 6115), (710, 3669), (1065, 2446), (1223, 2130)]