2517720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{20981}}^1$

素因数の和:20995

約数の個数: 32

約数和(自身を含む): 7553520

約数和(自身を除く): 5035800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 20981, 41962, 62943, 83924, 104905, 125886, 167848, 209810, 251772, 314715, 419620, 503544, 629430, 839240, 1258860, 2517720]

約数ペア:

[(1, 2517720), (2, 1258860), (3, 839240), (4, 629430), (5, 503544), (6, 419620), (8, 314715), (10, 251772), (12, 209810), (15, 167848), (20, 125886), (24, 104905), (30, 83924), (40, 62943), (60, 41962), (120, 20981)]