20594280

素因数分解:

$2^3\times 3^1\times 5^1\times 7^1\times {\mathrm{24517}}^1$

素因数の和:24538

約数の個数: 64

約数和(自身を含む): 70611840

約数和(自身を除く): 50017560

約数列:

[1, 2, 3, 4, 5, 6, 7, 8, 10, 12, 14, 15, 20, 21, 24, 28, 30, 35, 40, 42, 56, 60, 70, 84, 105, 120, 140, 168, 210, 280, 420, 840, 24517, 49034, 73551, 98068, 122585, 147102, 171619, 196136, 245170, 294204, 343238, 367755, 490340, 514857, 588408, 686476, 735510, 858095, 980680, 1029714, 1372952, 1471020, 1716190, 2059428, 2574285, 2942040, 3432380, 4118856, 5148570, 6864760, 10297140, 20594280]

約数ペア:

[(1, 20594280), (2, 10297140), (3, 6864760), (4, 5148570), (5, 4118856), (6, 3432380), (7, 2942040), (8, 2574285), (10, 2059428), (12, 1716190), (14, 1471020), (15, 1372952), (20, 1029714), (21, 980680), (24, 858095), (28, 735510), (30, 686476), (35, 588408), (40, 514857), (42, 490340), (56, 367755), (60, 343238), (70, 294204), (84, 245170), (105, 196136), (120, 171619), (140, 147102), (168, 122585), (210, 98068), (280, 73551), (420, 49034), (840, 24517)]