22396640

素因数分解:

$2^5\times 5^1\times 7^1\times {\mathrm{19997}}^1$

素因数の和:20019

約数の個数: 48

約数和(自身を含む): 60473952

約数和(自身を除く): 38077312

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 70, 80, 112, 140, 160, 224, 280, 560, 1120, 19997, 39994, 79988, 99985, 139979, 159976, 199970, 279958, 319952, 399940, 559916, 639904, 699895, 799880, 1119832, 1399790, 1599760, 2239664, 2799580, 3199520, 4479328, 5599160, 11198320, 22396640]

約数ペア:

[(1, 22396640), (2, 11198320), (4, 5599160), (5, 4479328), (7, 3199520), (8, 2799580), (10, 2239664), (14, 1599760), (16, 1399790), (20, 1119832), (28, 799880), (32, 699895), (35, 639904), (40, 559916), (56, 399940), (70, 319952), (80, 279958), (112, 199970), (140, 159976), (160, 139979), (224, 99985), (280, 79988), (560, 39994), (1120, 19997)]