20072853880

素因数分解:

$2^3\times 5^1\times {\mathrm{501821347}}^1$

素因数の和:501821358

約数の個数: 16

約数和(自身を含む): 45163921320

約数和(自身を除く): 25091067440

約数列:

[1, 2, 4, 5, 8, 10, 20, 40, 501821347, 1003642694, 2007285388, 2509106735, 4014570776, 5018213470, 10036426940, 20072853880]

約数ペア:

[(1, 20072853880), (2, 10036426940), (4, 5018213470), (5, 4014570776), (8, 2509106735), (10, 2007285388), (20, 1003642694), (40, 501821347)]