2798460

素因数分解:

$2^2\times 3^2\times 5^1\times 7^1\times {\mathrm{2221}}^1$

素因数の和:2243

約数の個数: 72

約数和(自身を含む): 9705696

約数和(自身を除く): 6907236

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, 2221, 4442, 6663, 8884, 11105, 13326, 15547, 19989, 22210, 26652, 31094, 33315, 39978, 44420, 46641, 62188, 66630, 77735, 79956, 93282, 99945, 133260, 139923, 155470, 186564, 199890, 233205, 279846, 310940, 399780, 466410, 559692, 699615, 932820, 1399230, 2798460]

約数ペア:

[(1, 2798460), (2, 1399230), (3, 932820), (4, 699615), (5, 559692), (6, 466410), (7, 399780), (9, 310940), (10, 279846), (12, 233205), (14, 199890), (15, 186564), (18, 155470), (20, 139923), (21, 133260), (28, 99945), (30, 93282), (35, 79956), (36, 77735), (42, 66630), (45, 62188), (60, 46641), (63, 44420), (70, 39978), (84, 33315), (90, 31094), (105, 26652), (126, 22210), (140, 19989), (180, 15547), (210, 13326), (252, 11105), (315, 8884), (420, 6663), (630, 4442), (1260, 2221)]