16445940

素因数分解:

$2^2\times 3^1\times 5^1\times 7^1\times {\mathrm{39157}}^1$

素因数の和:39176

約数の個数: 48

約数和(自身を含む): 52628352

約数和(自身を除く): 36182412

約数列:

[1, 2, 3, 4, 5, 6, 7, 10, 12, 14, 15, 20, 21, 28, 30, 35, 42, 60, 70, 84, 105, 140, 210, 420, 39157, 78314, 117471, 156628, 195785, 234942, 274099, 391570, 469884, 548198, 587355, 783140, 822297, 1096396, 1174710, 1370495, 1644594, 2349420, 2740990, 3289188, 4111485, 5481980, 8222970, 16445940]

約数ペア:

[(1, 16445940), (2, 8222970), (3, 5481980), (4, 4111485), (5, 3289188), (6, 2740990), (7, 2349420), (10, 1644594), (12, 1370495), (14, 1174710), (15, 1096396), (20, 822297), (21, 783140), (28, 587355), (30, 548198), (35, 469884), (42, 391570), (60, 274099), (70, 234942), (84, 195785), (105, 156628), (140, 117471), (210, 78314), (420, 39157)]