23100420

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{55001}}^1$

素因数の和:55020

約数の個数: 48

約数和(自身を含む): 73922688

約数和(自身を除く): 50822268

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, 55001, 110002, 165003, 220004, 275005, 330006, 385007, 550010, 660012, 770014, 825015, 1100020, 1155021, 1540028, 1650030, 1925035, 2310042, 3300060, 3850070, 4620084, 5775105, 7700140, 11550210, 23100420]

約数ペア:

[(1, 23100420), (2, 11550210), (3, 7700140), (4, 5775105), (5, 4620084), (6, 3850070), (7, 3300060), (10, 2310042), (12, 1925035), (14, 1650030), (15, 1540028), (20, 1155021), (21, 1100020), (28, 825015), (30, 770014), (35, 660012), (42, 550010), (60, 385007), (70, 330006), (84, 275005), (105, 220004), (140, 165003), (210, 110002), (420, 55001)]