30023980

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{214457}}^1$

素因数の和:214473

約数の個数: 24

約数和(自身を含む): 72057888

約数和(自身を除く): 42033908

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 28, 35, 70, 140, 214457, 428914, 857828, 1072285, 1501199, 2144570, 3002398, 4289140, 6004796, 7505995, 15011990, 30023980]

約数ペア:

[(1, 30023980), (2, 15011990), (4, 7505995), (5, 6004796), (7, 4289140), (10, 3002398), (14, 2144570), (20, 1501199), (28, 1072285), (35, 857828), (70, 428914), (140, 214457)]