20590260

素因数分解:

$2^2\times 3^1\times 5^1\times {\mathrm{571}}^1\times {\mathrm{601}}^1$

素因数の和:1184

約数の個数: 48

約数和(自身を含む): 57849792

約数和(自身を除く): 37259532

約数列:

[1, 2, 3, 4, 5, 6, 10, 12, 15, 20, 30, 60, 571, 601, 1142, 1202, 1713, 1803, 2284, 2404, 2855, 3005, 3426, 3606, 5710, 6010, 6852, 7212, 8565, 9015, 11420, 12020, 17130, 18030, 34260, 36060, 343171, 686342, 1029513, 1372684, 1715855, 2059026, 3431710, 4118052, 5147565, 6863420, 10295130, 20590260]

約数ペア:

[(1, 20590260), (2, 10295130), (3, 6863420), (4, 5147565), (5, 4118052), (6, 3431710), (10, 2059026), (12, 1715855), (15, 1372684), (20, 1029513), (30, 686342), (60, 343171), (571, 36060), (601, 34260), (1142, 18030), (1202, 17130), (1713, 12020), (1803, 11420), (2284, 9015), (2404, 8565), (2855, 7212), (3005, 6852), (3426, 6010), (3606, 5710)]