3973850

素因数分解:

$2^1\times 5^2\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:167

約数の個数: 48

約数和(自身を含む): 8035200

約数和(自身を除く): 4061350

約数列:

[1, 2, 5, 10, 19, 25, 38, 47, 50, 89, 94, 95, 178, 190, 235, 445, 470, 475, 890, 893, 950, 1175, 1691, 1786, 2225, 2350, 3382, 4183, 4450, 4465, 8366, 8455, 8930, 16910, 20915, 22325, 41830, 42275, 44650, 79477, 84550, 104575, 158954, 209150, 397385, 794770, 1986925, 3973850]

約数ペア:

[(1, 3973850), (2, 1986925), (5, 794770), (10, 397385), (19, 209150), (25, 158954), (38, 104575), (47, 84550), (50, 79477), (89, 44650), (94, 42275), (95, 41830), (178, 22325), (190, 20915), (235, 16910), (445, 8930), (470, 8455), (475, 8366), (890, 4465), (893, 4450), (950, 4183), (1175, 3382), (1691, 2350), (1786, 2225)]