20941080

素因数分解:

$2^3\times 3^1\times 5^1\times {\mathrm{109}}^1\times {\mathrm{1601}}^1$

素因数の和:1724

約数の個数: 64

約数和(自身を含む): 63439200

約数和(自身を除く): 42498120

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 20, 24, 30, 40, 60, 109, 120, 218, 327, 436, 545, 654, 872, 1090, 1308, 1601, 1635, 2180, 2616, 3202, 3270, 4360, 4803, 6404, 6540, 8005, 9606, 12808, 13080, 16010, 19212, 24015, 32020, 38424, 48030, 64040, 96060, 174509, 192120, 349018, 523527, 698036, 872545, 1047054, 1396072, 1745090, 2094108, 2617635, 3490180, 4188216, 5235270, 6980360, 10470540, 20941080]

約数ペア:

[(1, 20941080), (2, 10470540), (3, 6980360), (4, 5235270), (5, 4188216), (6, 3490180), (8, 2617635), (10, 2094108), (12, 1745090), (15, 1396072), (20, 1047054), (24, 872545), (30, 698036), (40, 523527), (60, 349018), (109, 192120), (120, 174509), (218, 96060), (327, 64040), (436, 48030), (545, 38424), (654, 32020), (872, 24015), (1090, 19212), (1308, 16010), (1601, 13080), (1635, 12808), (2180, 9606), (2616, 8005), (3202, 6540), (3270, 6404), (4360, 4803)]