1640482880

素因数分解:

$2^6\times 5^1\times {\mathrm{173}}^1\times {\mathrm{29633}}^1$

素因数の和:29823

約数の個数: 56

約数和(自身を含む): 3929112792

約数和(自身を除く): 2288629912

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 64, 80, 160, 173, 320, 346, 692, 865, 1384, 1730, 2768, 3460, 5536, 6920, 11072, 13840, 27680, 29633, 55360, 59266, 118532, 148165, 237064, 296330, 474128, 592660, 948256, 1185320, 1896512, 2370640, 4741280, 5126509, 9482560, 10253018, 20506036, 25632545, 41012072, 51265090, 82024144, 102530180, 164048288, 205060360, 328096576, 410120720, 820241440, 1640482880]

約数ペア:

[(1, 1640482880), (2, 820241440), (4, 410120720), (5, 328096576), (8, 205060360), (10, 164048288), (16, 102530180), (20, 82024144), (32, 51265090), (40, 41012072), (64, 25632545), (80, 20506036), (160, 10253018), (173, 9482560), (320, 5126509), (346, 4741280), (692, 2370640), (865, 1896512), (1384, 1185320), (1730, 948256), (2768, 592660), (3460, 474128), (5536, 296330), (6920, 237064), (11072, 148165), (13840, 118532), (27680, 59266), (29633, 55360)]