2730305890

素因数分解:

$2^1\times 5^1\times {\mathrm{13}}^1\times {\mathrm{19}}^1\times {\mathrm{1105387}}^1$

素因数の和:1105426

約数の個数: 32

約数和(自身を含む): 5571155520

約数和(自身を除く): 2840849630

約数列:

[1, 2, 5, 10, 13, 19, 26, 38, 65, 95, 130, 190, 247, 494, 1235, 2470, 1105387, 2210774, 5526935, 11053870, 14370031, 21002353, 28740062, 42004706, 71850155, 105011765, 143700310, 210023530, 273030589, 546061178, 1365152945, 2730305890]

約数ペア:

[(1, 2730305890), (2, 1365152945), (5, 546061178), (10, 273030589), (13, 210023530), (19, 143700310), (26, 105011765), (38, 71850155), (65, 42004706), (95, 28740062), (130, 21002353), (190, 14370031), (247, 11053870), (494, 5526935), (1235, 2210774), (2470, 1105387)]