2589870

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{131}}^1\times {\mathrm{659}}^1$

素因数の和:800

約数の個数: 32

約数和(自身を含む): 6272640

約数和(自身を除く): 3682770

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 131, 262, 393, 655, 659, 786, 1310, 1318, 1965, 1977, 3295, 3930, 3954, 6590, 9885, 19770, 86329, 172658, 258987, 431645, 517974, 863290, 1294935, 2589870]

約数ペア:

[(1, 2589870), (2, 1294935), (3, 863290), (5, 517974), (6, 431645), (10, 258987), (15, 172658), (30, 86329), (131, 19770), (262, 9885), (393, 6590), (655, 3954), (659, 3930), (786, 3295), (1310, 1977), (1318, 1965)]