128540460

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{2142341}}^1$

素因数の和:2142353

約数の個数: 24

約数和(自身を含む): 359913456

約数和(自身を除く): 231372996

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 2142341, 4284682, 6427023, 8569364, 10711705, 12854046, 21423410, 25708092, 32135115, 42846820, 64270230, 128540460]

約数ペア:

[(1, 128540460), (2, 64270230), (3, 42846820), (4, 32135115), (5, 25708092), (6, 21423410), (10, 12854046), (12, 10711705), (15, 8569364), (20, 6427023), (30, 4284682), (60, 2142341)]