31379840

素因数分解:

$2^7\times 5^1\times {\mathrm{49031}}^1$

素因数の和:49050

約数の個数: 32

約数和(自身を含む): 75018960

約数和(自身を除く): 43639120

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 128, 160, 320, 640, 49031, 98062, 196124, 245155, 392248, 490310, 784496, 980620, 1568992, 1961240, 3137984, 3922480, 6275968, 7844960, 15689920, 31379840]

約数ペア:

[(1, 31379840), (2, 15689920), (4, 7844960), (5, 6275968), (8, 3922480), (10, 3137984), (16, 1961240), (20, 1568992), (32, 980620), (40, 784496), (64, 490310), (80, 392248), (128, 245155), (160, 196124), (320, 98062), (640, 49031)]