870844252

素因数分解:

$2^2\times {\mathrm{19}}^1\times {\mathrm{71}}^1\times {\mathrm{161387}}^1$

素因数の和:161481

約数の個数: 24

約数和(自身を含む): 1626791040

約数和(自身を除く): 755946788

約数列:

[1, 2, 4, 19, 38, 71, 76, 142, 284, 1349, 2698, 5396, 161387, 322774, 645548, 3066353, 6132706, 11458477, 12265412, 22916954, 45833908, 217711063, 435422126, 870844252]

約数ペア:

[(1, 870844252), (2, 435422126), (4, 217711063), (19, 45833908), (38, 22916954), (71, 12265412), (76, 11458477), (142, 6132706), (284, 3066353), (1349, 645548), (2698, 322774), (5396, 161387)]