15612780

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{260213}}^1$

素因数の和:260225

約数の個数: 24

約数和(自身を含む): 43715952

約数和(自身を除く): 28103172

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 260213, 520426, 780639, 1040852, 1301065, 1561278, 2602130, 3122556, 3903195, 5204260, 7806390, 15612780]

約数ペア:

[(1, 15612780), (2, 7806390), (3, 5204260), (4, 3903195), (5, 3122556), (6, 2602130), (10, 1561278), (12, 1301065), (15, 1040852), (20, 780639), (30, 520426), (60, 260213)]