20252640

素因数分解:

$2^5\times 3^1\times 5^1\times {\mathrm{42193}}^1$

素因数の和:42211

約数の個数: 48

約数和(自身を含む): 63797328

約数和(自身を除く): 43544688

約数列:

[1, 2, 3, 4, 5, 6, 8, 10, 12, 15, 16, 20, 24, 30, 32, 40, 48, 60, 80, 96, 120, 160, 240, 480, 42193, 84386, 126579, 168772, 210965, 253158, 337544, 421930, 506316, 632895, 675088, 843860, 1012632, 1265790, 1350176, 1687720, 2025264, 2531580, 3375440, 4050528, 5063160, 6750880, 10126320, 20252640]

約数ペア:

[(1, 20252640), (2, 10126320), (3, 6750880), (4, 5063160), (5, 4050528), (6, 3375440), (8, 2531580), (10, 2025264), (12, 1687720), (15, 1350176), (16, 1265790), (20, 1012632), (24, 843860), (30, 675088), (32, 632895), (40, 506316), (48, 421930), (60, 337544), (80, 253158), (96, 210965), (120, 168772), (160, 126579), (240, 84386), (480, 42193)]