1921605720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{16013381}}^1$

素因数の和:16013395

約数の個数: 32

約数和(自身を含む): 5764817520

約数和(自身を除く): 3843211800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 16013381, 32026762, 48040143, 64053524, 80066905, 96080286, 128107048, 160133810, 192160572, 240200715, 320267620, 384321144, 480401430, 640535240, 960802860, 1921605720]

約数ペア:

[(1, 1921605720), (2, 960802860), (3, 640535240), (4, 480401430), (5, 384321144), (6, 320267620), (8, 240200715), (10, 192160572), (12, 160133810), (15, 128107048), (20, 96080286), (24, 80066905), (30, 64053524), (40, 48040143), (60, 32026762), (120, 16013381)]