8980020

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{7127}}^1$

素因数の和:7149

約数の個数: 72

約数和(自身を含む): 31135104

約数和(自身を除く): 22155084

約数列:

[1, 2, 3, 4, 5, 6, 7, 9, 10, 12, 14, 15, 18, 20, 21, 28, 30, 35, 36, 42, 45, 60, 63, 70, 84, 90, 105, 126, 140, 180, 210, 252, 315, 420, 630, 1260, 7127, 14254, 21381, 28508, 35635, 42762, 49889, 64143, 71270, 85524, 99778, 106905, 128286, 142540, 149667, 199556, 213810, 249445, 256572, 299334, 320715, 427620, 449001, 498890, 598668, 641430, 748335, 898002, 997780, 1282860, 1496670, 1796004, 2245005, 2993340, 4490010, 8980020]

約数ペア:

[(1, 8980020), (2, 4490010), (3, 2993340), (4, 2245005), (5, 1796004), (6, 1496670), (7, 1282860), (9, 997780), (10, 898002), (12, 748335), (14, 641430), (15, 598668), (18, 498890), (20, 449001), (21, 427620), (28, 320715), (30, 299334), (35, 256572), (36, 249445), (42, 213810), (45, 199556), (60, 149667), (63, 142540), (70, 128286), (84, 106905), (90, 99778), (105, 85524), (126, 71270), (140, 64143), (180, 49889), (210, 42762), (252, 35635), (315, 28508), (420, 21381), (630, 14254), (1260, 7127)]