1285803780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{21430063}}^1$

素因数の和:21430075

約数の個数: 24

約数和(自身を含む): 3600250752

約数和(自身を除く): 2314446972

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 21430063, 42860126, 64290189, 85720252, 107150315, 128580378, 214300630, 257160756, 321450945, 428601260, 642901890, 1285803780]

約数ペア:

[(1, 1285803780), (2, 642901890), (3, 428601260), (4, 321450945), (5, 257160756), (6, 214300630), (10, 128580378), (12, 107150315), (15, 85720252), (20, 64290189), (30, 42860126), (60, 21430063)]