42799940

素因数分解:

$2^2\times 5^1\times {\mathrm{29}}^1\times {\mathrm{109}}^1\times {\mathrm{677}}^1$

素因数の和:824

約数の個数: 48

約数和(自身を含む): 93970800

約数和(自身を除く): 51170860

約数列:

[1, 2, 4, 5, 10, 20, 29, 58, 109, 116, 145, 218, 290, 436, 545, 580, 677, 1090, 1354, 2180, 2708, 3161, 3385, 6322, 6770, 12644, 13540, 15805, 19633, 31610, 39266, 63220, 73793, 78532, 98165, 147586, 196330, 295172, 368965, 392660, 737930, 1475860, 2139997, 4279994, 8559988, 10699985, 21399970, 42799940]

約数ペア:

[(1, 42799940), (2, 21399970), (4, 10699985), (5, 8559988), (10, 4279994), (20, 2139997), (29, 1475860), (58, 737930), (109, 392660), (116, 368965), (145, 295172), (218, 196330), (290, 147586), (436, 98165), (545, 78532), (580, 73793), (677, 63220), (1090, 39266), (1354, 31610), (2180, 19633), (2708, 15805), (3161, 13540), (3385, 12644), (6322, 6770)]