42529220

素因数分解:

$2^2\times 5^1\times {\mathrm{19}}^1\times {\mathrm{111919}}^1$

素因数の和:111947

約数の個数: 24

約数和(自身を含む): 94012800

約数和(自身を除く): 51483580

約数列:

[1, 2, 4, 5, 10, 19, 20, 38, 76, 95, 190, 380, 111919, 223838, 447676, 559595, 1119190, 2126461, 2238380, 4252922, 8505844, 10632305, 21264610, 42529220]

約数ペア:

[(1, 42529220), (2, 21264610), (4, 10632305), (5, 8505844), (10, 4252922), (19, 2238380), (20, 2126461), (38, 1119190), (76, 559595), (95, 447676), (190, 223838), (380, 111919)]