18729720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{52027}}^1$

素因数の和:52044

約数の個数: 48

約数和(自身を含む): 60872760

約数和(自身を除く): 42143040

約数列:

[1, 2, 3, 4, 5, 6, 8, 9, 10, 12, 15, 18, 20, 24, 30, 36, 40, 45, 60, 72, 90, 120, 180, 360, 52027, 104054, 156081, 208108, 260135, 312162, 416216, 468243, 520270, 624324, 780405, 936486, 1040540, 1248648, 1560810, 1872972, 2081080, 2341215, 3121620, 3745944, 4682430, 6243240, 9364860, 18729720]

約数ペア:

[(1, 18729720), (2, 9364860), (3, 6243240), (4, 4682430), (5, 3745944), (6, 3121620), (8, 2341215), (9, 2081080), (10, 1872972), (12, 1560810), (15, 1248648), (18, 1040540), (20, 936486), (24, 780405), (30, 624324), (36, 520270), (40, 468243), (45, 416216), (60, 312162), (72, 260135), (90, 208108), (120, 156081), (180, 104054), (360, 52027)]