1960910

素因数分解:

$2^1\times 5^1\times 7^1\times {\mathrm{109}}^1\times {\mathrm{257}}^1$

素因数の和:380

約数の個数: 32

約数和(自身を含む): 4086720

約数和(自身を除く): 2125810

約数列:

[1, 2, 5, 7, 10, 14, 35, 70, 109, 218, 257, 514, 545, 763, 1090, 1285, 1526, 1799, 2570, 3598, 3815, 7630, 8995, 17990, 28013, 56026, 140065, 196091, 280130, 392182, 980455, 1960910]

約数ペア:

[(1, 1960910), (2, 980455), (5, 392182), (7, 280130), (10, 196091), (14, 140065), (35, 56026), (70, 28013), (109, 17990), (218, 8995), (257, 7630), (514, 3815), (545, 3598), (763, 2570), (1090, 1799), (1285, 1526)]