38735620

素因数分解:

$2^2\times 5^1\times 7^1\times {\mathrm{11}}^1\times {\mathrm{25153}}^1$

素因数の和:25180

約数の個数: 48

約数和(自身を含む): 101420928

約数和(自身を除く): 62685308

約数列:

[1, 2, 4, 5, 7, 10, 11, 14, 20, 22, 28, 35, 44, 55, 70, 77, 110, 140, 154, 220, 308, 385, 770, 1540, 25153, 50306, 100612, 125765, 176071, 251530, 276683, 352142, 503060, 553366, 704284, 880355, 1106732, 1383415, 1760710, 1936781, 2766830, 3521420, 3873562, 5533660, 7747124, 9683905, 19367810, 38735620]

約数ペア:

[(1, 38735620), (2, 19367810), (4, 9683905), (5, 7747124), (7, 5533660), (10, 3873562), (11, 3521420), (14, 2766830), (20, 1936781), (22, 1760710), (28, 1383415), (35, 1106732), (44, 880355), (55, 704284), (70, 553366), (77, 503060), (110, 352142), (140, 276683), (154, 251530), (220, 176071), (308, 125765), (385, 100612), (770, 50306), (1540, 25153)]