680956420

素因数分解:

$2^2\times 5^1\times {\mathrm{17}}^1\times {\mathrm{61}}^1\times {\mathrm{32833}}^1$

素因数の和:32920

約数の個数: 48

約数和(自身を含む): 1538995248

約数和(自身を除く): 858038828

約数列:

[1, 2, 4, 5, 10, 17, 20, 34, 61, 68, 85, 122, 170, 244, 305, 340, 610, 1037, 1220, 2074, 4148, 5185, 10370, 20740, 32833, 65666, 131332, 164165, 328330, 558161, 656660, 1116322, 2002813, 2232644, 2790805, 4005626, 5581610, 8011252, 10014065, 11163220, 20028130, 34047821, 40056260, 68095642, 136191284, 170239105, 340478210, 680956420]

約数ペア:

[(1, 680956420), (2, 340478210), (4, 170239105), (5, 136191284), (10, 68095642), (17, 40056260), (20, 34047821), (34, 20028130), (61, 11163220), (68, 10014065), (85, 8011252), (122, 5581610), (170, 4005626), (244, 2790805), (305, 2232644), (340, 2002813), (610, 1116322), (1037, 656660), (1220, 558161), (2074, 328330), (4148, 164165), (5185, 131332), (10370, 65666), (20740, 32833)]