123480420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{294001}}^1$

素因数の和:294020

約数の個数: 48

約数和(自身を含む): 395138688

約数和(自身を除く): 271658268

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 294001, 588002, 882003, 1176004, 1470005, 1764006, 2058007, 2940010, 3528012, 4116014, 4410015, 5880020, 6174021, 8232028, 8820030, 10290035, 12348042, 17640060, 20580070, 24696084, 30870105, 41160140, 61740210, 123480420]

約数ペア:

[(1, 123480420), (2, 61740210), (3, 41160140), (4, 30870105), (5, 24696084), (6, 20580070), (7, 17640060), (10, 12348042), (12, 10290035), (14, 8820030), (15, 8232028), (20, 6174021), (21, 5880020), (28, 4410015), (30, 4116014), (35, 3528012), (42, 2940010), (60, 2058007), (70, 1764006), (84, 1470005), (105, 1176004), (140, 882003), (210, 588002), (420, 294001)]