19035100

素因数分解:

$2^2\times 5^2\times 7^1\times {\mathrm{71}}^1\times {\mathrm{383}}^1$

素因数の和:475

約数の個数: 72

約数和(自身を含む): 47996928

約数和(自身を除く): 28961828

約数列:

[1, 2, 4, 5, 7, 10, 14, 20, 25, 28, 35, 50, 70, 71, 100, 140, 142, 175, 284, 350, 355, 383, 497, 700, 710, 766, 994, 1420, 1532, 1775, 1915, 1988, 2485, 2681, 3550, 3830, 4970, 5362, 7100, 7660, 9575, 9940, 10724, 12425, 13405, 19150, 24850, 26810, 27193, 38300, 49700, 53620, 54386, 67025, 108772, 134050, 135965, 190351, 268100, 271930, 380702, 543860, 679825, 761404, 951755, 1359650, 1903510, 2719300, 3807020, 4758775, 9517550, 19035100]

約数ペア:

[(1, 19035100), (2, 9517550), (4, 4758775), (5, 3807020), (7, 2719300), (10, 1903510), (14, 1359650), (20, 951755), (25, 761404), (28, 679825), (35, 543860), (50, 380702), (70, 271930), (71, 268100), (100, 190351), (140, 135965), (142, 134050), (175, 108772), (284, 67025), (350, 54386), (355, 53620), (383, 49700), (497, 38300), (700, 27193), (710, 26810), (766, 24850), (994, 19150), (1420, 13405), (1532, 12425), (1775, 10724), (1915, 9940), (1988, 9575), (2485, 7660), (2681, 7100), (3550, 5362), (3830, 4970)]