52780420

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{34273}}^1$

素因数の和:34300

約数の個数: 48

約数和(自身を含む): 138192768

約数和(自身を除く): 85412348

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, 34273, 68546, 137092, 171365, 239911, 342730, 377003, 479822, 685460, 754006, 959644, 1199555, 1508012, 1885015, 2399110, 2639021, 3770030, 4798220, 5278042, 7540060, 10556084, 13195105, 26390210, 52780420]

約数ペア:

[(1, 52780420), (2, 26390210), (4, 13195105), (5, 10556084), (7, 7540060), (10, 5278042), (11, 4798220), (14, 3770030), (20, 2639021), (22, 2399110), (28, 1885015), (35, 1508012), (44, 1199555), (55, 959644), (70, 754006), (77, 685460), (110, 479822), (140, 377003), (154, 342730), (220, 239911), (308, 171365), (385, 137092), (770, 68546), (1540, 34273)]