194655820

素因数分解:

$2^2\times 5^1\times {\mathrm{31}}^1\times {\mathrm{313961}}^1$

素因数の和:314001

約数の個数: 24

約数和(自身を含む): 421964928

約数和(自身を除く): 227309108

約数列:

[1, 2, 4, 5, 10, 20, 31, 62, 124, 155, 310, 620, 313961, 627922, 1255844, 1569805, 3139610, 6279220, 9732791, 19465582, 38931164, 48663955, 97327910, 194655820]

約数ペア:

[(1, 194655820), (2, 97327910), (4, 48663955), (5, 38931164), (10, 19465582), (20, 9732791), (31, 6279220), (62, 3139610), (124, 1569805), (155, 1255844), (310, 627922), (620, 313961)]