20284600

素因数分解:

$2^3\times 5^2\times 7^1\times {\mathrm{14489}}^1$

素因数の和:14512

約数の個数: 48

約数和(自身を含む): 53902800

約数和(自身を除く): 33618200

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 20, 25, 28, 35, 40, 50, 56, 70, 100, 140, 175, 200, 280, 350, 700, 1400, 14489, 28978, 57956, 72445, 101423, 115912, 144890, 202846, 289780, 362225, 405692, 507115, 579560, 724450, 811384, 1014230, 1448900, 2028460, 2535575, 2897800, 4056920, 5071150, 10142300, 20284600]

約数ペア:

[(1, 20284600), (2, 10142300), (4, 5071150), (5, 4056920), (7, 2897800), (8, 2535575), (10, 2028460), (14, 1448900), (20, 1014230), (25, 811384), (28, 724450), (35, 579560), (40, 507115), (50, 405692), (56, 362225), (70, 289780), (100, 202846), (140, 144890), (175, 115912), (200, 101423), (280, 72445), (350, 57956), (700, 28978), (1400, 14489)]