3179080

素因数分解:

$2^3\times 5^1\times {\mathrm{19}}^1\times {\mathrm{47}}^1\times {\mathrm{89}}^1$

素因数の和:166

約数の個数: 64

約数和(自身を含む): 7776000

約数和(自身を除く): 4596920

約数列:

[1, 2, 4, 5, 8, 10, 19, 20, 38, 40, 47, 76, 89, 94, 95, 152, 178, 188, 190, 235, 356, 376, 380, 445, 470, 712, 760, 890, 893, 940, 1691, 1780, 1786, 1880, 3382, 3560, 3572, 4183, 4465, 6764, 7144, 8366, 8455, 8930, 13528, 16732, 16910, 17860, 20915, 33464, 33820, 35720, 41830, 67640, 79477, 83660, 158954, 167320, 317908, 397385, 635816, 794770, 1589540, 3179080]

約数ペア:

[(1, 3179080), (2, 1589540), (4, 794770), (5, 635816), (8, 397385), (10, 317908), (19, 167320), (20, 158954), (38, 83660), (40, 79477), (47, 67640), (76, 41830), (89, 35720), (94, 33820), (95, 33464), (152, 20915), (178, 17860), (188, 16910), (190, 16732), (235, 13528), (356, 8930), (376, 8455), (380, 8366), (445, 7144), (470, 6764), (712, 4465), (760, 4183), (890, 3572), (893, 3560), (940, 3382), (1691, 1880), (1780, 1786)]