199884945890

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{19}}^1\times {\mathrm{21469919}}^1$

素因数の和:21469959

約数の個数: 48

約数和(自身を含む): 440562758400

約数和(自身を除く): 240677812510

約数列:

[1, 2, 5, 7, 10, 14, 19, 35, 38, 49, 70, 95, 98, 133, 190, 245, 266, 490, 665, 931, 1330, 1862, 4655, 9310, 21469919, 42939838, 107349595, 150289433, 214699190, 300578866, 407928461, 751447165, 815856922, 1052026031, 1502894330, 2039642305, 2104052062, 2855499227, 4079284610, 5260130155, 5710998454, 10520260310, 14277496135, 19988494589, 28554992270, 39976989178, 99942472945, 199884945890]

約数ペア:

[(1, 199884945890), (2, 99942472945), (5, 39976989178), (7, 28554992270), (10, 19988494589), (14, 14277496135), (19, 10520260310), (35, 5710998454), (38, 5260130155), (49, 4079284610), (70, 2855499227), (95, 2104052062), (98, 2039642305), (133, 1502894330), (190, 1052026031), (245, 815856922), (266, 751447165), (490, 407928461), (665, 300578866), (931, 214699190), (1330, 150289433), (1862, 107349595), (4655, 42939838), (9310, 21469919)]