30701920

素因数分解:

$2^5\times 5^1\times {\mathrm{311}}^1\times {\mathrm{617}}^1$

素因数の和:943

約数の個数: 48

約数和(自身を含む): 72884448

約数和(自身を除く): 42182528

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 311, 617, 622, 1234, 1244, 1555, 2468, 2488, 3085, 3110, 4936, 4976, 6170, 6220, 9872, 9952, 12340, 12440, 19744, 24680, 24880, 49360, 49760, 98720, 191887, 383774, 767548, 959435, 1535096, 1918870, 3070192, 3837740, 6140384, 7675480, 15350960, 30701920]

約数ペア:

[(1, 30701920), (2, 15350960), (4, 7675480), (5, 6140384), (8, 3837740), (10, 3070192), (16, 1918870), (20, 1535096), (32, 959435), (40, 767548), (80, 383774), (160, 191887), (311, 98720), (617, 49760), (622, 49360), (1234, 24880), (1244, 24680), (1555, 19744), (2468, 12440), (2488, 12340), (3085, 9952), (3110, 9872), (4936, 6220), (4976, 6170)]