1355459720

素因数分解:

$2^3\times 5^1\times {\mathrm{83}}^1\times {\mathrm{408271}}^1$

素因数の和:408365

約数の個数: 32

約数和(自身を含む): 3086536320

約数和(自身を除く): 1731076600

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 83, 166, 332, 415, 664, 830, 1660, 3320, 408271, 816542, 1633084, 2041355, 3266168, 4082710, 8165420, 16330840, 33886493, 67772986, 135545972, 169432465, 271091944, 338864930, 677729860, 1355459720]

約数ペア:

[(1, 1355459720), (2, 677729860), (4, 338864930), (5, 271091944), (8, 169432465), (10, 135545972), (20, 67772986), (40, 33886493), (83, 16330840), (166, 8165420), (332, 4082710), (415, 3266168), (664, 2041355), (830, 1633084), (1660, 816542), (3320, 408271)]