2011660420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{1306273}}^1$

素因数の和:1306300

約数の個数: 48

約数和(自身を含む): 5266896768

約数和(自身を除く): 3255236348

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 1306273, 2612546, 5225092, 6531365, 9143911, 13062730, 14369003, 18287822, 26125460, 28738006, 36575644, 45719555, 57476012, 71845015, 91439110, 100583021, 143690030, 182878220, 201166042, 287380060, 402332084, 502915105, 1005830210, 2011660420]

約数ペア:

[(1, 2011660420), (2, 1005830210), (4, 502915105), (5, 402332084), (7, 287380060), (10, 201166042), (11, 182878220), (14, 143690030), (20, 100583021), (22, 91439110), (28, 71845015), (35, 57476012), (44, 45719555), (55, 36575644), (70, 28738006), (77, 26125460), (110, 18287822), (140, 14369003), (154, 13062730), (220, 9143911), (308, 6531365), (385, 5225092), (770, 2612546), (1540, 1306273)]