28528010

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{127}}^1\times {\mathrm{3209}}^1$

素因数の和:3350

約数の個数: 32

約数和(自身を含む): 59166720

約数和(自身を除く): 30638710

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 127, 254, 635, 889, 1270, 1778, 3209, 4445, 6418, 8890, 16045, 22463, 32090, 44926, 112315, 224630, 407543, 815086, 2037715, 2852801, 4075430, 5705602, 14264005, 28528010]

約数ペア:

[(1, 28528010), (2, 14264005), (5, 5705602), (7, 4075430), (10, 2852801), (14, 2037715), (35, 815086), (70, 407543), (127, 224630), (254, 112315), (635, 44926), (889, 32090), (1270, 22463), (1778, 16045), (3209, 8890), (4445, 6418)]