30398240

素因数分解:

$2^5\times 5^1\times {\mathrm{189989}}^1$

素因数の和:190004

約数の個数: 24

約数和(自身を含む): 71816220

約数和(自身を除く): 41417980

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 189989, 379978, 759956, 949945, 1519912, 1899890, 3039824, 3799780, 6079648, 7599560, 15199120, 30398240]

約数ペア:

[(1, 30398240), (2, 15199120), (4, 7599560), (5, 6079648), (8, 3799780), (10, 3039824), (16, 1899890), (20, 1519912), (32, 949945), (40, 759956), (80, 379978), (160, 189989)]