2007788240

素因数分解:

$2^4\times 5^1\times {\mathrm{2851}}^1\times {\mathrm{8803}}^1$

素因数の和:11667

約数の個数: 40

約数和(自身を含む): 4670275488

約数和(自身を除く): 2662487248

約数列:

[1, 2, 4, 5, 8, 10, 16, 20, 40, 80, 2851, 5702, 8803, 11404, 14255, 17606, 22808, 28510, 35212, 44015, 45616, 57020, 70424, 88030, 114040, 140848, 176060, 228080, 352120, 704240, 25097353, 50194706, 100389412, 125486765, 200778824, 250973530, 401557648, 501947060, 1003894120, 2007788240]

約数ペア:

[(1, 2007788240), (2, 1003894120), (4, 501947060), (5, 401557648), (8, 250973530), (10, 200778824), (16, 125486765), (20, 100389412), (40, 50194706), (80, 25097353), (2851, 704240), (5702, 352120), (8803, 228080), (11404, 176060), (14255, 140848), (17606, 114040), (22808, 88030), (28510, 70424), (35212, 57020), (44015, 45616)]