15428210

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{220403}}^1$

素因数の和:220417

約数の個数: 16

約数和(自身を含む): 31738176

約数和(自身を除く): 16309966

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 220403, 440806, 1102015, 1542821, 2204030, 3085642, 7714105, 15428210]

約数ペア:

[(1, 15428210), (2, 7714105), (5, 3085642), (7, 2204030), (10, 1542821), (14, 1102015), (35, 440806), (70, 220403)]