539745970

素因数分解:

$2^1\times 5^1\times {\mathrm{29}}^1\times {\mathrm{67}}^1\times {\mathrm{27779}}^1$

素因数の和:27882

約数の個数: 32

約数和(自身を含む): 1020081600

約数和(自身を除く): 480335630

約数列:

[1, 2, 5, 10, 29, 58, 67, 134, 145, 290, 335, 670, 1943, 3886, 9715, 19430, 27779, 55558, 138895, 277790, 805591, 1611182, 1861193, 3722386, 4027955, 8055910, 9305965, 18611930, 53974597, 107949194, 269872985, 539745970]

約数ペア:

[(1, 539745970), (2, 269872985), (5, 107949194), (10, 53974597), (29, 18611930), (58, 9305965), (67, 8055910), (134, 4027955), (145, 3722386), (290, 1861193), (335, 1611182), (670, 805591), (1943, 277790), (3886, 138895), (9715, 55558), (19430, 27779)]