120458440

素因数分解:

$2^3\times 5^1\times {\mathrm{503}}^1\times {\mathrm{5987}}^1$

素因数の和:6501

約数の個数: 32

約数和(自身を含む): 271615680

約数和(自身を除く): 151157240

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 503, 1006, 2012, 2515, 4024, 5030, 5987, 10060, 11974, 20120, 23948, 29935, 47896, 59870, 119740, 239480, 3011461, 6022922, 12045844, 15057305, 24091688, 30114610, 60229220, 120458440]

約数ペア:

[(1, 120458440), (2, 60229220), (4, 30114610), (5, 24091688), (8, 15057305), (10, 12045844), (20, 6022922), (40, 3011461), (503, 239480), (1006, 119740), (2012, 59870), (2515, 47896), (4024, 29935), (5030, 23948), (5987, 20120), (10060, 11974)]