20199336920

素因数分解:

$2^3\times 5^1\times 7^1\times {\mathrm{23}}^1\times {\mathrm{3136543}}^1$

素因数の和:3136584

約数の個数: 64

約数和(自身を含む): 54199480320

約数和(自身を除く): 34000143400

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 23, 28, 35, 40, 46, 56, 70, 92, 115, 140, 161, 184, 230, 280, 322, 460, 644, 805, 920, 1288, 1610, 3220, 6440, 3136543, 6273086, 12546172, 15682715, 21955801, 25092344, 31365430, 43911602, 62730860, 72140489, 87823204, 109779005, 125461720, 144280978, 175646408, 219558010, 288561956, 360702445, 439116020, 504983423, 577123912, 721404890, 878232040, 1009966846, 1442809780, 2019933692, 2524917115, 2885619560, 4039867384, 5049834230, 10099668460, 20199336920]

約数ペア:

[(1, 20199336920), (2, 10099668460), (4, 5049834230), (5, 4039867384), (7, 2885619560), (8, 2524917115), (10, 2019933692), (14, 1442809780), (20, 1009966846), (23, 878232040), (28, 721404890), (35, 577123912), (40, 504983423), (46, 439116020), (56, 360702445), (70, 288561956), (92, 219558010), (115, 175646408), (140, 144280978), (161, 125461720), (184, 109779005), (230, 87823204), (280, 72140489), (322, 62730860), (460, 43911602), (644, 31365430), (805, 25092344), (920, 21955801), (1288, 15682715), (1610, 12546172), (3220, 6273086), (6440, 3136543)]