20535720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{171131}}^1$

素因数の和:171145

約数の個数: 32

約数和(自身を含む): 61607520

約数和(自身を除く): 41071800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 171131, 342262, 513393, 684524, 855655, 1026786, 1369048, 1711310, 2053572, 2566965, 3422620, 4107144, 5133930, 6845240, 10267860, 20535720]

約数ペア:

[(1, 20535720), (2, 10267860), (3, 6845240), (4, 5133930), (5, 4107144), (6, 3422620), (8, 2566965), (10, 2053572), (12, 1711310), (15, 1369048), (20, 1026786), (24, 855655), (30, 684524), (40, 513393), (60, 342262), (120, 171131)]