20174316640

素因数分解:

$2^5\times 5^1\times {\mathrm{4861}}^1\times {\mathrm{25939}}^1$

素因数の和:30815

約数の個数: 48

約数和(自身を含む): 47673465840

約数和(自身を除く): 27499149200

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 32, 40, 80, 160, 4861, 9722, 19444, 24305, 25939, 38888, 48610, 51878, 77776, 97220, 103756, 129695, 155552, 194440, 207512, 259390, 388880, 415024, 518780, 777760, 830048, 1037560, 2075120, 4150240, 126089479, 252178958, 504357916, 630447395, 1008715832, 1260894790, 2017431664, 2521789580, 4034863328, 5043579160, 10087158320, 20174316640]

約数ペア:

[(1, 20174316640), (2, 10087158320), (4, 5043579160), (5, 4034863328), (8, 2521789580), (10, 2017431664), (16, 1260894790), (20, 1008715832), (32, 630447395), (40, 504357916), (80, 252178958), (160, 126089479), (4861, 4150240), (9722, 2075120), (19444, 1037560), (24305, 830048), (25939, 777760), (38888, 518780), (48610, 415024), (51878, 388880), (77776, 259390), (97220, 207512), (103756, 194440), (129695, 155552)]