2017016890

素因数分解:

$2^1\times 5^1\times 7^2\times {\mathrm{37}}^1\times {\mathrm{111253}}^1$

素因数の和:111311

約数の個数: 48

約数和(自身を含む): 4337570952

約数和(自身を除く): 2320554062

約数列:

[1, 2, 5, 7, 10, 14, 35, 37, 49, 70, 74, 98, 185, 245, 259, 370, 490, 518, 1295, 1813, 2590, 3626, 9065, 18130, 111253, 222506, 556265, 778771, 1112530, 1557542, 3893855, 4116361, 5451397, 7787710, 8232722, 10902794, 20581805, 27256985, 28814527, 41163610, 54513970, 57629054, 144072635, 201701689, 288145270, 403403378, 1008508445, 2017016890]

約数ペア:

[(1, 2017016890), (2, 1008508445), (5, 403403378), (7, 288145270), (10, 201701689), (14, 144072635), (35, 57629054), (37, 54513970), (49, 41163610), (70, 28814527), (74, 27256985), (98, 20581805), (185, 10902794), (245, 8232722), (259, 7787710), (370, 5451397), (490, 4116361), (518, 3893855), (1295, 1557542), (1813, 1112530), (2590, 778771), (3626, 556265), (9065, 222506), (18130, 111253)]