277889470

素因数分解:

$2^1\times 5^1\times {\mathrm{149}}^1\times {\mathrm{421}}^1\times {\mathrm{443}}^1$

素因数の和:1020

約数の個数: 32

約数和(自身を含む): 505893600

約数和(自身を除く): 228004130

約数列:

[1, 2, 5, 10, 149, 298, 421, 443, 745, 842, 886, 1490, 2105, 2215, 4210, 4430, 62729, 66007, 125458, 132014, 186503, 313645, 330035, 373006, 627290, 660070, 932515, 1865030, 27788947, 55577894, 138944735, 277889470]

約数ペア:

[(1, 277889470), (2, 138944735), (5, 55577894), (10, 27788947), (149, 1865030), (298, 932515), (421, 660070), (443, 627290), (745, 373006), (842, 330035), (886, 313645), (1490, 186503), (2105, 132014), (2215, 125458), (4210, 66007), (4430, 62729)]