1689997120

素因数分解:

$2^6\times 5^1\times 7^1\times {\mathrm{754463}}^1$

素因数の和:754487

約数の個数: 56

約数和(自身を含む): 4599212544

約数和(自身を除く): 2909215424

約数列:

[1, 2, 4, 5, 7, 8, 10, 14, 16, 20, 28, 32, 35, 40, 56, 64, 70, 80, 112, 140, 160, 224, 280, 320, 448, 560, 1120, 2240, 754463, 1508926, 3017852, 3772315, 5281241, 6035704, 7544630, 10562482, 12071408, 15089260, 21124964, 24142816, 26406205, 30178520, 42249928, 48285632, 52812410, 60357040, 84499856, 105624820, 120714080, 168999712, 211249640, 241428160, 337999424, 422499280, 844998560, 1689997120]

約数ペア:

[(1, 1689997120), (2, 844998560), (4, 422499280), (5, 337999424), (7, 241428160), (8, 211249640), (10, 168999712), (14, 120714080), (16, 105624820), (20, 84499856), (28, 60357040), (32, 52812410), (35, 48285632), (40, 42249928), (56, 30178520), (64, 26406205), (70, 24142816), (80, 21124964), (112, 15089260), (140, 12071408), (160, 10562482), (224, 7544630), (280, 6035704), (320, 5281241), (448, 3772315), (560, 3017852), (1120, 1508926), (2240, 754463)]