20349720

素因数分解:

$2^3\times 3^2\times 5^1\times {\mathrm{56527}}^1$

素因数の和:56544

約数の個数: 48

約数和(自身を含む): 66137760

約数和(自身を除く): 45788040

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, 56527, 113054, 169581, 226108, 282635, 339162, 452216, 508743, 565270, 678324, 847905, 1017486, 1130540, 1356648, 1695810, 2034972, 2261080, 2543715, 3391620, 4069944, 5087430, 6783240, 10174860, 20349720]

約数ペア:

[(1, 20349720), (2, 10174860), (3, 6783240), (4, 5087430), (5, 4069944), (6, 3391620), (8, 2543715), (9, 2261080), (10, 2034972), (12, 1695810), (15, 1356648), (18, 1130540), (20, 1017486), (24, 847905), (30, 678324), (36, 565270), (40, 508743), (45, 452216), (60, 339162), (72, 282635), (90, 226108), (120, 169581), (180, 113054), (360, 56527)]