1288492770

素因数分解:

$2^1\times 3^1\times 5^1\times {\mathrm{2081}}^1\times {\mathrm{20639}}^1$

素因数の和:22730

約数の個数: 32

約数和(自身を含む): 3094018560

約数和(自身を除く): 1805525790

約数列:

[1, 2, 3, 5, 6, 10, 15, 30, 2081, 4162, 6243, 10405, 12486, 20639, 20810, 31215, 41278, 61917, 62430, 103195, 123834, 206390, 309585, 619170, 42949759, 85899518, 128849277, 214748795, 257698554, 429497590, 644246385, 1288492770]

約数ペア:

[(1, 1288492770), (2, 644246385), (3, 429497590), (5, 257698554), (6, 214748795), (10, 128849277), (15, 85899518), (30, 42949759), (2081, 619170), (4162, 309585), (6243, 206390), (10405, 123834), (12486, 103195), (20639, 62430), (20810, 61917), (31215, 41278)]