3958480

素因数分解:

$2^4\times 5^1\times {\mathrm{49481}}^1$

素因数の和:49494

約数の個数: 20

約数和(自身を含む): 9203652

約数和(自身を除く): 5245172

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 49481, 98962, 197924, 247405, 395848, 494810, 791696, 989620, 1979240, 3958480]

約数ペア:

[(1, 3958480), (2, 1979240), (4, 989620), (5, 791696), (8, 494810), (10, 395848), (16, 247405), (20, 197924), (40, 98962), (80, 49481)]