31743880

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{113371}}^1$

素因数の和:113389

約数の個数: 32

約数和(自身を含む): 81627840

約数和(自身を除く): 49883960

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 28, 35, 40, 56, 70, 140, 280, 113371, 226742, 453484, 566855, 793597, 906968, 1133710, 1587194, 2267420, 3174388, 3967985, 4534840, 6348776, 7935970, 15871940, 31743880]

約数ペア:

[(1, 31743880), (2, 15871940), (4, 7935970), (5, 6348776), (7, 4534840), (8, 3967985), (10, 3174388), (14, 2267420), (20, 1587194), (28, 1133710), (35, 906968), (40, 793597), (56, 566855), (70, 453484), (140, 226742), (280, 113371)]