30845920

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{27541}}^1$

素因数の和:27563

約数の個数: 48

約数和(自身を含む): 83287008

約数和(自身を除く): 52441088

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 27541, 55082, 110164, 137705, 192787, 220328, 275410, 385574, 440656, 550820, 771148, 881312, 963935, 1101640, 1542296, 1927870, 2203280, 3084592, 3855740, 4406560, 6169184, 7711480, 15422960, 30845920]

約数ペア:

[(1, 30845920), (2, 15422960), (4, 7711480), (5, 6169184), (7, 4406560), (8, 3855740), (10, 3084592), (14, 2203280), (16, 1927870), (20, 1542296), (28, 1101640), (32, 963935), (35, 881312), (40, 771148), (56, 550820), (70, 440656), (80, 385574), (112, 275410), (140, 220328), (160, 192787), (224, 137705), (280, 110164), (560, 55082), (1120, 27541)]