19209720

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{160081}}^1$

素因数の和:160095

約数の個数: 32

約数和(自身を含む): 57629520

約数和(自身を除く): 38419800

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 120, 160081, 320162, 480243, 640324, 800405, 960486, 1280648, 1600810, 1920972, 2401215, 3201620, 3841944, 4802430, 6403240, 9604860, 19209720]

約数ペア:

[(1, 19209720), (2, 9604860), (3, 6403240), (4, 4802430), (5, 3841944), (6, 3201620), (8, 2401215), (10, 1920972), (12, 1600810), (15, 1280648), (20, 960486), (24, 800405), (30, 640324), (40, 480243), (60, 320162), (120, 160081)]