1605720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{13381}}^1$

素因数の和:13395

約数の個数: 32

約数和(自身を含む): 4817520

約数和(自身を除く): 3211800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 13381, 26762, 40143, 53524, 66905, 80286, 107048, 133810, 160572, 200715, 267620, 321144, 401430, 535240, 802860, 1605720]

約数ペア:

[(1, 1605720), (2, 802860), (3, 535240), (4, 401430), (5, 321144), (6, 267620), (8, 200715), (10, 160572), (12, 133810), (15, 107048), (20, 80286), (24, 66905), (30, 53524), (40, 40143), (60, 26762), (120, 13381)]